Inventor
Kaoru Teramura
Inventor
Kawasaki, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography43%
C07DHeterocyclic compounds29%
G11BInformation storage based on relative movement between record carrier and transducer14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
PatentTitleYear
5,618,935'Tricyclic pyrazine compound and electrophotographic photoconductor comprising the same'19975,492,784'Positively-chargeable single-layered type electrophotographic photoconductor'19965,460,909'Pyrazine compound and electrophotographic photoconductor comprising the same'19955,326,678'High dielectric polymeric optical recording medium'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1997Patents assigned to RICOH KK (4)· patent assignee history
1994Based in Hino, JP· patent location history
1995–1997Based in Kawasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 4 | 1994–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 3 | 1995–1997 |
| Hino, JP | 1 | 1994 |