Ricoh Company, Ltd.

Daisuke Takagi

Takahiko Matsumoto

Manabu Seo

Yuzuru Kuramochi

Ryuya Mashiko

Satoshi Nakazawa

Hiroki Somada

Tomoyuki Aratani

Takeshi Akai

Hisashi Habashi

Satoshi Okano

Hidekazu Yaginuma

Satoshi Izumi

Koichi Muramatsu

Manabu Yamanaka

Tatsuya Sameshima

Hiroshi Fujie

Yoshio Uchikata

Shinnosuke Koshizuka

Shinichi Kakuda

Takashi Mori

Keisuke Sugiyama

Naoki Satoh

Keisuke Hayashi

Juichi Furukawa

Ryo Ogawa

Masahiro Kuwata

Youhei Niitsuma

Kazuo Haida

Ikuo Katoh

Takuya Matsuda

Momoko Shionoiri

Kaname Morita

Yu Yamaya

Hitoshi Usami

Nobuaki Toyoshima

Natsuko Iwashita

Mayuko Murano

Chihiro Kubo

Yunong Ji

Tomoaki Nakayama

Provided is a container () including a base material () including a plurality of concave portions (); a recognition unit () disposed on the base material and configured to recognize the base material; and a storage unit () disposed in a position other than a measurement region of the base material and configured to store information on biomaterials contained in the plurality of concave portions, wherein the recognition unit and the storage unit are allowed to correspond to each other.

Container and calibration standard plate

Provided is a cell tissue producing method including: a cell adhesive portion forming step of forming a cell adhesive portion formed of a cell adhesive material and having a predetermined shape at a predetermined position over a substrate having a cell non-adhesive surface; and a cell locating step of discharging a cell suspension containing at least cells and a cell drying inhibitor onto the cell adhesive portion in the form of a liquid droplet to locate the cells.

Cell tissue producing method and apparatus, and non-transitory recording medium storing cell tissue producing program

Provided is a liquid discharging head including: a membranous member including a discharging port through which a liquid is discharged; and a displacement member disposed at membranous member's one side at which the liquid to be discharged through the discharging port is provided and configured to displace a position of the membranous member to cause the liquid to be discharged through the discharging port.

Liquid discharging head and liquid discharging apparatus

A droplet forming device is provided. The droplet forming device includes a liquid holder configured to hold a liquid, a film having a discharge hole, two or more vibration generators configured to vibrate the film, and a driver configured to apply a driving signal to the vibration generators. One or more of the vibration generators are disposed in each region on the film where a polarity of bending moment differs.

Droplet forming device, droplet forming method, and dispensing apparatus

Liquid discharge head comprising: liquid discharge unit, which includes discharge port, liquid retaining section configured to retain liquid to be discharged from the discharge port, and displacement section configured to discharge the liquid retained within the liquid retaining section from the discharge port; a pair of liquid storage sections, which are configured to store the liquid and are each connected to the liquid retaining section in the liquid discharge unit so that the liquid can flow; a pair of liquid feeding sections that are connected to the pair of liquid storage sections and are configured to feed the liquid between the liquid storage section and the liquid retaining section; and a pair of open and close sections that are each disposed at flow path between the liquid feeding section and the liquid storage section and are configured to open and close the flow path.

Liquid discharge head, liquid discharge device, dispensing device, and liquid discharge method

Provided is a liquid droplet discharging unit including a liquid droplet discharging port, a liquid retaining section including the liquid droplet discharging port, two tubes disposed in communication with the liquid retaining section, and first and second liquid sucking/ejecting members coupled to the two tubes respectively, wherein while the first liquid sucking/ejecting member is in a sucking or ejecting state, the second liquid sucking/ejecting member is in a non-sucking or non-ejecting state correspondingly.

Liquid droplet discharging unit, liquid droplet forming device, and stirring device

A liquid droplet forming device includes a liquid droplet discharger that discharges, as a liquid droplet, a particle suspension liquid in which one or more fluorescent particles are suspended; a light source for irradiating light onto the flying liquid droplet discharged from the liquid droplet discharger; a photodetector that receives fluorescence that is emitted by the one or more fluorescent particles included in the liquid droplet in response to the light as excitation light; and a particle number detector that detects a number of the one or more fluorescent particles included in the liquid droplet based on information from the photodetector.

Liquid droplet forming device, dispensing device, and method of preparing base material

Provided is a liquid droplet forming device including: a liquid container capable of containing a liquid; a membranous member disposed at a bottom of the liquid container and including a discharging hole; a deforming unit capable of deforming the membranous member; and a driving unit configured to drive the deforming unit by outputting a discharging signal for deforming the membranous member to discharge the liquid or a suppressing signal for suppressing residual vibration of the membranous member, wherein the suppressing signal is a signal based on natural vibration period Tof the membranous member, wherein an amplitude of the suppressing signal is lower than or equal to an amplitude of the discharging signal, and wherein interval time Tfrom when outputting of the discharging signal is ended until when outputting of the suppressing signal is started satisfies a formula: T=(m&#x2212;)&#xd7;T, where m represents a positive integer.

Liquid droplet forming device and liquid droplet forming method

A multi-well plate lid includes a well-side surface to cover a plurality of wells of a multi-well plate. The well-side surface includes two or more regions with different adhesive strengths to the multi-well plate.

Multi-well plate lid and multi-well plate

A particle counting apparatus is provided that includes: a droplet discharger configured to discharge a droplet containing at least one luminescent particle capable of emitting light upon receiving light; a light irradiator configured to irradiate the droplet discharged by the droplet discharger with light; at least one light receiver configured to receive light emitted by the at least one luminescent particle irradiated with the light emitted by the light irradiator; and circuitry configured to count luminescent particles contained in the droplet based on the light received by the at least one light receiver, the circuitry being configured to measure a presence or absence of the luminescent particles contained in the droplet; and to measure a number of the luminescent particles contained in the droplet.

Particle counting apparatus, particle counting method, and particle containing sample

A droplet forming apparatus includes a liquid retaining portion that retains cell suspension containing cells; a membrane member, provided with a nozzle, that discharges the cell suspension retained in the liquid retaining portion from the nozzle as a droplet by oscillation; and an open portion that opens the liquid retaining portion to atmosphere.

Droplet forming apparatus

A liquid droplet forming apparatus includes a liquid retention unit configured to retain particle suspension liquid in which precipitated particles are suspended; a membrane member, in which a nozzle is formed, configured to discharge the particle suspension liquid retained in the liquid retention unit, as a liquid droplet, by vibration from the nozzle; and a particle state detection unit configured to detect, from a side of the liquid retention unit, a particle state of the precipitated particle around the nozzle in the particle suspension liquid.

Liquid droplet forming apparatus

Provided is a liquid jet head, including a flow path including a first member, a resin layer, and a second member, wherein the resin layer contains a cured product of a resin composition containing an epoxy compound represented by General Formula (1), a polythiol compound having 2 or more thiol groups in a molecule thereof, and a specific imidazole compound, where in General Formula (1), L is an integer of 0 or greater but less than 3, m is a positive number of 0.1 or greater but less than 50, Rrepresents any one of a hydrogen atom, and an alkyl group having 1 to 4 carbon atoms, and Rrepresents a substituent represented by a formula below where Rand Reach represent any one of hydrogen atom, and a non-substituted or fluorine-substituted methyl group, and n is an integer of 4 to 12.

Liquid jet head and method for producing same, and liquid jet apparatus and image forming apparatus

There is provided a liquid droplet forming apparatus comprising: a liquid holding part configured to hold a liquid including precipitating particles; a film member configured to be vibrated so as to eject the liquid held in the liquid holding unit, wherein a nozzle is formed in the film member and the liquid is ejected as a droplet from the nozzle; a vibrating unit configured to vibrate the film member; and a driving unit configured to selectively apply an ejection waveform and a stirring waveform to the vibrating unit, wherein the film member is vibrated to form the droplet in response to applying the ejection waveform and the film member is vibrated without forming the droplet in response to applying the stirring waveform.

A liquid ejection head includes channel forming members and a surface treatment film. The channel forming members are joined to each other via an adhesive agent to form a channel for liquid. The surface treatment film is formed on a surface of at least one of the channel forming members. The surface treatment film is an oxidized film including Si. The oxidized film further includes a transition metal forming a passive film.

Growing community of inventors

Kanagawa, Japan

Daisuke Takagi