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Patent applications and USPTO patent grants for Kazama; Toyoki.The latest application filed is for "electrophotographic photoreceptor".
Patent | Date |
---|---|
Electrophotographic photoreceptor Grant 4,837,137 - Aizawa , et al. June 6, 1 | 1989-06-06 |
Electrophotographic photoreceptor comprising amorphous silicon and amorphous carbon buffer layer Grant 4,833,055 - Kazama , et al. May 23, 1 | 1989-05-23 |
Electrophotographic photosensitive material comprising amorphous carbon protective layer containing hydrogen and fluorine Grant 4,770,966 - Kazama , et al. September 13, 1 | 1988-09-13 |
Electrophotographic light-sensitive element with amorphous C overlayer Grant 4,675,265 - Kazama , et al. June 23, 1 | 1987-06-23 |
Production of amorphous silicon film Grant 4,452,828 - Namba , et al. June 5, 1 | 1984-06-05 |
Method for producing photosensitive film for electrophotography Grant 4,438,188 - Shimatani , et al. March 20, 1 | 1984-03-20 |
Carbon monoxide detecting device Grant 4,224,280 - Takahama , et al. September 23, 1 | 1980-09-23 |
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