For the Inventor, By the Inventor

Enter inventor name

Minoru Umeda

USPTO Granted Patents = 10

Average Co-Inventor Count = 2.4

ph-index = 6

Forward Citations = 115(Granted Patents)

Location History:

Numazu, JP (1989 - 1998)
Shizuoka-ken, JP (2003)
Niigata, JP (2011 - 2013)

Company Filing History:

10 out of 28,566

Ricoh Company, Ltd.

Tohoku Ricoh Co., Ltd.

1 out of 832,843

Other

patents

where one patent can have more than one assignee

Years Active: 1989-2013

Loading Chart...

10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8586270 - Electrophotographic photoconductor, electrophotographic method, and electrophotographic apparatus (2013-11-19),

2. 7960070 - Electrocatalyst for ethanol oxidation and direct ethanol fuel cell using the same (2011-06-14),

3. 6590696 - Image display medium and image display device using the image display medium (2003-07-08),

4. 6521386 - Electrophotographic photoreceptor and electrophotographic image forming method and apparatus using the photoreceptor (2003-02-18),

5. 5804343 - Electrophotographic photoconductor (1998-09-08),

6. 5749029 - Electrophotographic process and apparatus therefor (1998-05-05),

7. 5677094 - Electrophotographic photoconductor (1997-10-14),

8. 5547790 - Electrophotographic photoconductor containing polymeric charge (1996-08-20),

9. 4863822 - Electrophotographic photoconductor comprising charge generating and (1989-09-05),

10. 4822705 - Electrophotographic photoconductor with layer preventing charge injection (1989-04-18),

This text is generated by artificial intelligence and may not be accurate.

Please report any incorrect information to support@idiyas.com

Loading…