Inventor
Toyotoshi Kawasaki
Inventor
Kawachinagano, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus28%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them28%
G01DMeasuring not specially adapted for a specific variable22%
F16DCouplings for transmitting rotation6%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock6%
H01HElectric switches6%
H04NPictorial communication, e.g. television6%
PatentTitleYear
7,855,847'Optical component and image pickup unit'20106,038,404'Lens barrel for a camera having a non-rotatable cam ring moved by a feed screw'20005,995,760'Interchangeable-lens camera system having a waterproof mount mechanism, and photo-taking lens barrel and camera body used in the camera system'19995,892,989'Rotation device and apparatus equipped with rotation device'19995,883,307'Rotary pulse detection mechanism'19995,859,733'Apparatus for detecting and displaying position of a lens on an optical axis'19995,819,118'Drip-proof mechanism in apparatus'19985,812,328'Bayonet mount and optical apparatus'19985,779,016'Drive transmission mechanism'19985,778,271'Bayonet mount and photo-taking lens barrel for interchangeable lens camera system'19985,587,846'Lens moving apparatus'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2000Patents assigned to MINOLTA CO LTD (10)· patent assignee history
1996–2010Based in Kawachinagano, JP· patent location history
2010Patents assigned to KONICA MINOLTA OPTO INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MINOLTA CO LTD | 10 | 1996–2000 |
| KONICA MINOLTA OPTO INC | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawachinagano, JP | 11 | 1996–2010 |