Inventor
Nobuko Akiba
Inventor
Osaka, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography57%
C07CAcyclic or carbocyclic compounds21%
C07DHeterocyclic compounds21%
PatentTitleYear
6,432,595'Single-layer type electrophotosensitive material and image forming apparatus using the same'20026,395,439'Naphthoquinone derivative and electrophotosensitive material using the same'20025,977,389'Naphthoquinone derivative'19995,976,742'Naphthoquinone derivative and electrophotographic material using the naphthoquinone derivative'19995,817,810'Tryptanthrine compounds'19985,773,613'Tryptoanthrinimine derivative and electrophotosensitive material using the same'19985,705,694'Trinitrofluoroenonimine derivative and electrophotosensitive material using the same'19985,616,441'Tryptoanthorine derivative contained in electrophotosensitive material'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–1999Patents assigned to MITA INDUSTRIAL CO LTD (6)· patent assignee history
1997–2002Based in Osaka, JP· patent location history
2002Patents assigned to KYOCERA MITA CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITA INDUSTRIAL CO LTD | 6 | 1997–1999 |
| KYOCERA MITA CORP | 2 | 2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 8 | 1997–2002 |