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For the Inventor, By the Inventor

Saitma-ken, Japan

Rikagaku Kenkyusho


USPTO Granted Patents = 126


Forward Citations = 1,412

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228 inventors (with patents filed for the assignee):

goldMedal Masanori Idesawa (11 out of 17 patents)

silverMedal Koki Horikoshi (11 out of 29 patents)

bronzeMedal Tomoya Ogawa (8 out of 30 patents)

4.  Isao Endo (7 out of 32 patents)

5.  Hiroshi Ohta (7 out of 7 patents)

6.  Mamoru Sugimoto (6 out of 20 patents)

7.  Eiichi Goto (6 out of 17 patents)

8.  Teruyuki Nagamune (6 out of 6 patents)

9.  Tadahiko Ando (6 out of 6 patents)

10.  Satoshi Wada (5 out of 31 patents)

11.  Hideo Tashiro (5 out of 23 patents)

12.  Takehiko Shibata (5 out of 5 patents)

13.  Shigeyoshi Arai (4 out of 6 patents)

14.  Hayato Kaetsu (4 out of 5 patents)

15.  Yoshiyasu Shitori (4 out of 26 patents)


Core Competencies:
Visual Sense Effect
Wavelength Tunable Laser
Crystalline Thin-Films
Mobile Robot Sensors
Photoreaction Control
Superconducting Magnetic Shield
Antitumor Agents
Oxygen Concentration Measurement
Animal Cell Lines
Agricultural Chemical Preparations
Ion Beam Generating Apparatus
Luminescent Probes

126 patents:

1. 6138393 - Apparatus for formation of visual sense effect (2000-10-31),
2. 6134818 - Apparatus for formation of visual sense effect (2000-10-24),
3. 6113464 - Method for mirror surface grinding and grinding wheel therefore (2000-09-05),
4. 5953154 - Optically parametric oscillator and wavelength-tunable laser system (1999-09-14),
5. 5936981 - Wavelength selectable laser oscillator in wavelength tunable laser (1999-08-10),
6. 5929778 - Data carrier system (1999-07-27),
7. 5923685 - Wavelength selectable laser oscillator in wavelength tunable laser (1999-07-13),
8. 5888805 - Detecting apparatus for monitoring culture broth in bio-reactor (1999-03-30),
9. 5851297 - Method and apparatus for preparing crystalline thin-films for (1998-12-22),
10. 5835512 - Wavelength selecting method in wavelength tunable laser and wavelength (1998-11-10),
11. 5819008 - Mobile robot sensor system (1998-10-06),
12. 5808256 - Method of controlling a photoreaction with a laser beam (1998-09-15),
13. 5756128 - Agricultural chemical preparations and method for preparing same (1998-05-26),
14. 5734666 - Method for selecting wavelength in wavelength-tunable lasers and laser (1998-03-31),
15. 5717214 - X-ray beam position monitor and its position measurement method (1998-02-10),
Rikagaku Kenkyusho, also known as RIKEN, is a leading research institute based in Japan. Established in 1917, RIKEN conducts groundbreaking scientific research across various disciplines, including biology, chemistry, physics, and engineering. Their mission is to contribute to the advancement of science and the improvement of human welfare. With a team of highly skilled researchers and state-of-the-art facilities, RIKEN strives to tackle global challenges and create innovative solutions through cutting-edge research.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

126 Patents

#1 in Saitma-ken

#951 in Japan

#6,187 in the World

...
Saitma-ken, Japan

Rikagaku Kenkyusho

Forward Citations = 1,412

228 inventors:

goldMedal Masanori Idesawa (11 out of 17 patents)

silverMedal Koki Horikoshi (11 out of 29 patents)

bronzeMedal Tomoya Ogawa (8 out of 30 patents)

4.  Isao Endo (7 out of 32 patents)

5.  Hiroshi Ohta (7 out of 7 patents)

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