P

Inventor

OHTA SHINICHI

JP34 patents
⚠️ This page may combine multiple inventors who share the name “OHTA SHINICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

13 patents
US4864326ASep 5, 1989

Dual beam recorder

CANON KK45 citations92
US4227780AOct 14, 1980

Eye examining instrument

CANON KK35 citations92
US4149787AApr 17, 1979

Eye fundus camera

CANON KK39 citations92
US4873537AOct 10, 1989

Image recording apparatus for producing a plurality of pulse width modulated signals on the basis of image data

CANON KK19 citations82
US4068932AJan 17, 1978

Optical instrument for examining the eye fundus

CANON KK29 citations82
US5909414AJun 1, 1999

Optical information recording and reproducing apparatus having a function of preventing overwrite recording

CANON KK15 citations74
US5293366AMar 8, 1994

Information recording and reproducing apparatus provided with means for adding to a tracking signal offset corresponding to the positional deviation of a recording spot and a reproducing spot

CANON KK9 citations74
US5189659AFeb 23, 1993

Method and apparatus for recording and reproducing information by intermittent light emission from laser light source

CANON KK8 citations74
US4710821ADec 1, 1987

Image recording apparatus

CANON KK15 citations74
US5917790AJun 29, 1999

Optical information recording/reproducing method and apparatus for performing auto-tracking control using a three-beam method, with respect to first and second recording media having different track pitches

CANON KK11 citations73
US5726963AMar 10, 1998

Information reproduction apparatus including a phase compensation circuit for eliminating the influence of AC-coupling

CANON KK5 citations63
US5721719AFeb 24, 1998

Recorded signal detection apparatus

CANON KK2 citations63
US5499226AMar 12, 1996

Optical information reproduction apparatus and optical information reproduction method

CANON KK4 citations62

YAMAHA CORP

11 patents

PFU LTD

5 patents

HITACHI CHEMICAL CO LTD

1 patent

KOMATSU MFG CO LTD

1 patent

HITACHI CHEMICAL FILTEC INC

1 patent

(unassigned)

1 patent

ARKRAY INC

1 patent