P

Inventor

FUJITA SHINJI

JP83 patents
⚠️ This page may combine multiple inventors who share the name “FUJITA SHINJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

12 patents
US7492688B2Feb 17, 2009

Highly adaptive recording method and optical recording apparatus

HITACHI LTD10 citations92
US7471605B2Dec 30, 2008

Highly adaptive recording method and optical recording apparatus

HITACHI LTD15 citations92
US6567355B2May 20, 2003

Optical detector, optical pickup and optical information reproducing apparatus using optical pickup

HITACHI LTD31 citations92
US6507009B1Jan 14, 2003

Optical detector, signal processing circuit and optical information reproduction apparatus thereof

HITACHI LTD27 citations92
US6721242B2Apr 13, 2004

Optical detector having three light receiving areas

HITACHI LTD14 citations84
US7307927B2Dec 11, 2007

Optical disk apparatus and method for recording and reproducing an optical disk

HITACHI LTD11 citations83
US7489610B2Feb 10, 2009

Highly adaptive recording method and optical recording apparatus

HITACHI LTD7 citations74
US7486603B2Feb 3, 2009

Highly adaptive recording method and optical recording apparatus

HITACHI LTD5 citations74
US6778475B2Aug 17, 2004

Optical detector, optical pickup and optical information reproducing apparatus using optical pickup for detecting at least three light beams separated from one or more light sources

HITACHI LTD8 citations74
US6069862AMay 30, 2000

Compact optical head including two light emitters having parallel optical axes

HITACHI LTD9 citations73
US7961580B2Jun 14, 2011

Highly adaptive recording method and optical recording apparatus

HITACHI LTD1 citations63
US6388976B1May 14, 2002

Compact optical head including two light emitters having parallel optical axes

HITACHI LTD4 citations62

TOYO BOSEKI

7 patents

FUJIKURA LTD

5 patents

AJINOMOTO KK

4 patents

KAWASAKI HEAVY IND LTD

3 patents

PANASONIC IP MAN CO LTD

3 patents

NSK LTD

3 patents

TOHKEN CO LTD

2 patents

FUJITA SHINJI

2 patents

TAMURA HIROSHI

1 patent

HONDA MOTOR CO LTD

1 patent

KOBAYASHI MASATO

1 patent

SODICK CO LTD

1 patent

PANASONIC CORP

1 patent

HIMI TAKUYA

1 patent

HITACHI CONSUMER ELECTRONICS

1 patent

FUNAI ELECTRIC CO

1 patent

NIPPON KAYAKU KK

1 patent

Showing the top 50 of 83 patents by PatentIndex Score.