Inventor
Fumio Ishii
Inventor
Hino, JP
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Cprimary
G03CPhotosensitive materials for photographic purposes24%
C07DHeterocyclic compounds16%
C07CAcyclic or carbocyclic compounds11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
Y10TTechnical subjects covered by former us classification11%
B41MPrinting, duplicating, marking, or copying processes9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations7%
A61KPreparations for medical, dental or toiletry purposes5%
B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for2%
C07HSugars2%
PatentTitleYear
6,958,353'Imidazole derivatives or salts thereof and drugs containing the derivatives or the salts'20056,242,609'Method for manufacturing a color coupler used in a silver halide photographic light-sensitive material'20016,124,347'Chromene derivatives and salts thereof, and pharmaceuticals containing the same'20006,010,809'Silver halide light-sensitive color photographic material'20005,962,509'Dithiolylidene acetamide derivatives'19995,922,767'Substituted benzylurea derivatives and medicine containing the same'19995,866,609'Substituted vinylurea derivatives and medicine containing the same'19995,376,514'Silver halide photosensitive materials'19945,158,856'Silver halide photographic light-sensitive material capable of providing a high contrast image'19925,100,773'Silver halide color photographic light-sensitive material containing amide type couplers'19924,994,361'Silver halide color photographic light-sensitive material'19914,977,063'Silver halide photographic light-sensitive material capable of obtaining high contrast images'19904,873,183'Silver halide color photographic light-sensitive material containing pyrazoloazole type cyan coupler'19894,849,512'3-acylamino-3-deoxyallose derivatives'19894,840,882'Heat developable color light-sensitive material'19894,770,989'Heat-developable color photosensitive element'19884,728,260'Direction-selectable sending-out pump'19884,695,533'Silver halide photographic light-sensitive material'19874,692,529'Method for synthesizing a magenta coupler by selectively etherifying 4-hydroxy-5-pyrazolone'19874,643,917'Heat-sensitive transfer recording medium'19874,623,580'Thermal transfer recording medium'19864,617,224'Thermal transfer recording medium'19864,600,628'Thermal transfer recording medium'19864,572,860'Thermal transfer recording medium'19864,532,202'Coupler for photography'19854,463,086'Light-sensitive silver halide color photographic material'19844,394,315'Method for manufacturing p- and o-benzoquinone derivatives'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–2001Patents assigned to KONISHIROKU PHOTO IND (20)· patent assignee history
1983–2001Based in Hino, JP· patent location history
1986–1992Based in Akishima, JP· patent location history
1988Patents assigned to MARUKO KEIHOKI KK (1)· patent assignee history
1989–1999Patents assigned to SS PHARMACEUTICAL CO (3)· patent assignee history
1989Based in Ageo, JP· patent location history
1999–2000Patents assigned to SSP CO LTD (2)· patent assignee history
1999–2000Based in Sendai, JP· patent location history
2005Patents assigned to HISAMITSU MEDICAL CO LTD (1)· patent assignee history
2005Based in Miyagi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONISHIROKU PHOTO IND | 20 | 1983–2001 |
| SS PHARMACEUTICAL CO | 3 | 1989–1999 |
| SSP CO LTD | 2 | 1999–2000 |
| HISAMITSU MEDICAL CO LTD | 1 | 2005 |
| MARUKO KEIHOKI KK | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hino, JP | 11 | 1983–2001 |
| Akishima, JP | 8 | 1986–1992 |
| Sendai, JP | 4 | 1999–2000 |
| Miyagi, JP | 1 | 2005 |
| Ageo, JP | 1 | 1989 |