Inventor
YUTAKA TAKAHASHI
Inventor
JP
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography24%
A61KPreparations for medical, dental or toiletry purposes14%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations14%
C23CCoating metallic material10%
H01JElectric discharge tubes or discharge lamps10%
H01LSemiconductor devices10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%
B41JTypewriters5%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables5%
PatentTitleYear
12,552,186Biasing force adjusting device, transfer device, and image forming apparatus202612,111,600Powder conveying device and image forming apparatus incorporating same202412,097,189Pharmaceutical composition for modified release202412,059,409Pharmaceutical composition for modified release202411,952,661Deposition method202411,789,385Transfer bias and pressure in an image forming apparatus202311,707,451Pharmaceutical composition for modified release202311,474,445Cleaning device for cleaning a discharge wire, charger, and image forming apparatus202211,404,265Film deposition method202211,307,515Developing device with a developer regulator and a stopper2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to RICOH CO LTD (5)· patent assignee history
2022–2026Patents assigned to ISHIZUKA YUSUKE (4)· patent assignee history
2022–2026Patents assigned to KIKUCHI HIROSHI (4)· patent assignee history
2022–2026Patents assigned to KIMURA HIDEKI (4)· patent assignee history
2022–2026Patents assigned to TAKAHASHI YUTAKA (4)· patent assignee history
2022–2026Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 5 | 2022–2026 |
| ISHIZUKA YUSUKE | 4 | 2022–2026 |
| KIKUCHI HIROSHI | 4 | 2022–2026 |
| KIMURA HIDEKI | 4 | 2022–2026 |
| TAKAHASHI YUTAKAself | 4 | 2022–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 10 | 2022–2026 |