Inventor
Yasufumi Nakai
Inventor
Minami-ashigara, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Cprimary
G03CPhotosensitive materials for photographic purposes36%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests32%
B41MPrinting, duplicating, marking, or copying processes18%
C07DHeterocyclic compounds14%
PatentTitleYear
8,188,000'Heat-sensitive transfer image-receiving sheet and method of producing the same'20128,133,844'Heat-sensitive transfer image-receiving sheet'20128,129,308'Thermal transfer image-receiving sheet and surface condition improver'20128,124,563'Heat-sensitive transfer image-receiving sheet'20127,760,219'Method of forming image by thermal transfer'20106,919,452'Diaminostilbene derivatives'20056,753,425'Photographic processing composition containing bistriazinyl arylenediamine derivative'20046,746,832'Color image forming method using silver halide color photosensitive material'20046,686,134'Photographic processing composition containing heterocycle combination and method of forming image'20046,632,594'Photographic processing composition containing a diaminostilbene derivative and image forming method using the same'20036,620,579'Photographic processing composition containing bis-triazinylarylenediamine derivative and diaminostilbene derivative, and image-formation process using the same'20036,605,420'Photographic processing composition containing bistriazinyl arylenediamine derivative'20035,830,627'Silver halide color photograph material and method for forming image using the same'19985,827,638'Silver halide photographic light-sensitive material and image formation method using the same'19985,827,637'Silver halide light-sensitive material and image formation method using the same'19985,110,714'Method for processing silver halide color photographic material'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2005Patents assigned to FUJI PHOTO FILM CO LTD (11)· patent assignee history
1992–2005Based in Minami-ashigara, JP· patent location history
2003–2004Based in Kanagawa, JP· patent location history
2003Based in Kangawa, JP· patent location history
2004–2012Based in Minato-ku, JP· patent location history
2010–2012Patents assigned to FUJIFILM CORP (5)· patent assignee history
2010–2012Based in Tokyo, JP· patent location history
2012Patents assigned to NAKAI YASUFUMI (4)· patent assignee history
2012Patents assigned to OGUMA KAZUAKI (3)· patent assignee history
2012Patents assigned to SHIRAI HIDEYUKI (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJI PHOTO FILM CO LTD | 11 | 1992–2005 |
| FUJIFILM CORP | 5 | 2010–2012 |
| NAKAI YASUFUMIself | 4 | 2012 |
| OGUMA KAZUAKI | 3 | 2012 |
| SHIRAI HIDEYUKI | 2 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Minami-ashigara, JP | 6 | 1992–2005 |
| Tokyo, JP | 3 | 2010–2012 |
| Minato-ku, JP | 3 | 2004–2012 |
| Kanagawa, JP | 3 | 2003–2004 |
| Kangawa, JP | 1 | 2003 |