IDiyas

For the Inventor, By the Inventor

Himeji, Japan

Ryoichi Yoshihara

USPTO Granted Patents = 8

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 51(Granted Patents)


Location History:

  • Kitakyushu, JP (1984)
  • Himeji, JP (1993 - 2004)

Company Filing History:

goldMedal7 out of 3,542 
 
Nippon Steel Corporation
 patents
silverMedal1 out of 1,008 
 
Mitsui Petrochemical Industries, Ltd.
 patents
bronzeMedal1 out of 58,129 
 
Sony Corporation
 patents
4. 1 out of 1,786 
 
Mitsui Chemicals, Inc.
 patents
5. 1 out of 832,680 
Other
 patents
where one patent can have more than one assignee

Years Active: 1984-2004

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8 patents (USPTO):Explore Patents
1. 6818322 - Surface treated steel sheet with less environmental impact for electronic components, excellent in solder wettability, a rust-proof property and a whisker-proof property (2004-11-16),
2. 6417252 - Aqueous resin composition for use as a sealer (2002-07-09),
3. 5964113 - Method for manufacturing a resin-coated steel sheet for drawn-and-ironed (1999-10-12),
4. 5871851 - Magnetic shielding material for television cathode-ray tube and process (1999-02-16),
5. 5714273 - Resin-coated steel sheet for drawn-and-ironed cans and drawn-and-ironed (1998-02-03),
6. 5344550 - Process for producing surface-treated steel sheet superior in (1994-09-06),
7. 5248405 - Process for producing surface-treated steel sheet superior in (1993-09-28),
8. 4477316 - Long-life insoluble electrode and process for preparing the same (1984-10-16),
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