P

Inventor

KANAZAWA HIROSHI

JP75 patents
⚠️ This page may combine multiple inventors who share the name “KANAZAWA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ASAHI OPTICAL CO LTD

22 patents
US6179483B1Jan 30, 2001

Coupling apparatus of light emitter and optical fiber and method for adjusting optical fiber position using the same

ASAHI OPTICAL CO LTD58 citations96
US5768241AJun 16, 1998

Shutter operating mechanism for magneto-optical disk drive

ASAHI OPTICAL CO LTD39 citations96
US5126899AJun 30, 1992

Manual/automatic loading/unloading apparatus

ASAHI OPTICAL CO LTD60 citations96
US6194713B1Feb 27, 2001

Scanning optical device having a rotatable adjustable holder

ASAHI OPTICAL CO LTD28 citations93
US5892219AApr 6, 1999

Light intensity controlling device

ASAHI OPTICAL CO LTD26 citations93
US5844707ADec 1, 1998

Scanning optical device

ASAHI OPTICAL CO LTD28 citations93
US5838001ANov 17, 1998

Scanning optical device and polygon mirror cover

ASAHI OPTICAL CO LTD44 citations93
US5257145AOct 26, 1993

Optical data recording and reproducing apparatus

ASAHI OPTICAL CO LTD26 citations91
US5898805AApr 27, 1999

Light transmission device using optical fiber

ASAHI OPTICAL CO LTD17 citations84
US5812299ASep 22, 1998

Scanning optical device

ASAHI OPTICAL CO LTD17 citations84
US5760944AJun 2, 1998

Scanning optical device

ASAHI OPTICAL CO LTD18 citations84
US5933291AAug 3, 1999

Magnetic head carriage locking system for magneto-optical disk drive

ASAHI OPTICAL CO LTD10 citations82
US5321678AJun 14, 1994

Optical head carriage, tracking mechanism and displacement detecting mechanism

ASAHI OPTICAL CO LTD19 citations81
US6249500B1Jun 19, 2001

Disk loading system for a magneto-optical disk drive

ASAHI OPTICAL CO LTD7 citations74
US6181415B1Jan 30, 2001

Position sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical system

ASAHI OPTICAL CO LTD6 citations74
US6064504AMay 16, 2000

Scanning optical device

ASAHI OPTICAL CO LTD11 citations74
US6014205AJan 11, 2000

Position sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical system

ASAHI OPTICAL CO LTD15 citations74
US6011673AJan 4, 2000

Vertical positioning system for a magnetic head base

ASAHI OPTICAL CO LTD3 citations74
US5926307AJul 20, 1999

Optical deflection device

ASAHI OPTICAL CO LTD9 citations74
US5905696AMay 18, 1999

Magneto-optical disk drive

ASAHI OPTICAL CO LTD8 citations74
US5841566ANov 24, 1998

Multi-beam scanning optical device

ASAHI OPTICAL CO LTD13 citations74
US5812727ASep 22, 1998

Holder for optical fibers in a scanning optical device

ASAHI OPTICAL CO LTD8 citations74

HITACHI LTD

17 patents

TOSHIBA KK

10 patents

KOKUSSAN DENKI CO LTD

1 patent

Showing the top 50 of 75 patents by PatentIndex Score.