IDiyas

For the Inventor, By the Inventor

Tokyo, Japan

Sumiaki Tsuru

USPTO Granted Patents = 11

Average Co-Inventor Count = 2.3

ph-index = 9

Forward Citations = 156(Granted Patents)


Company Filing History:

goldMedal6 out of 3,132 
 
Asahi Kogaku Kogyo Kabushiki Kaisha
 patents
silverMedal3 out of 3 
 
Bestex Kabushiki-kaisha
 patents
bronzeMedal1 out of 39 
 
Toa Nenryo Kogyo, K. K.
 patents
4. 1 out of 1 
 
Kabushikigaisha Ars Japan
 patent
5. 1 out of 176 
 
Asahi Kogaku Kogyo K.k.
 patents
where one patent can have more than one assignee

Years Active: 1988-1997

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11 patents (USPTO):Explore Patents
1. 5597619 - Filtering material and method of producing the same (1997-01-28),
2. 5545240 - Deodorants and gas filters therefor (1996-08-13),
3. 5310548 - Deodorants, deodorant sheets, filter sheets and functional papers as (1994-05-10),
4. 5296254 - Method of producing a filtering material (1994-03-22),
5. 5164186 - Drug-releaser (1992-11-17),
6. 5143752 - Filtering material of apatite and glucan used for surgical masks and (1992-09-01),
7. 5098842 - Medium, apparatus and method for cell separation (1992-03-24),
8. 5085781 - Separating agent, separator and method of separating cell or virus (1992-02-04),
9. 5055307 - Slow release drug delivery granules and process for production thereof (1991-10-08),
10. 4865733 - Cell separator device (1989-09-12),
11. 4761366 - Medium, apparatus and method for cell separation (1988-08-02),
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