P

Inventor

MATSUDA OSAMU

JP64 patents
⚠️ This page may combine multiple inventors who share the name “MATSUDA OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

17 patents
US6281032B1Aug 28, 2001

Manufacturing method for nitride III-V compound semiconductor device using bonding

SONY CORP61 citations96
US5521140AMay 28, 1996

Recording unit structure and recording device

SONY CORP94 citations96
US5801880ASep 1, 1998

Confocal microscope with optical recording and reproducing apparatus

SONY CORP22 citations93
US5703861ADec 30, 1997

Integrated confocal optical pick-up head with a hologram and a polarizer mounted on each side of a transparent heat sink

SONY CORP20 citations93
US6025213AFeb 15, 2000

Semiconductor light-emitting device package and method of manufacturing the same

SONY CORP39 citations92
US5713673AFeb 3, 1998

Recording head, recording device and recording method

SONY CORP41 citations92
US5679947AOct 21, 1997

Optical device having a light emitter and a photosensor on the same optical axis

SONY CORP32 citations92
US5608233AMar 4, 1997

Optical device for magneto-optical disc system

SONY CORP29 citations92
US5438583AAug 1, 1995

Semiconductor laser with optimum resonator

SONY CORP20 citations92
US4764931AAug 16, 1988

Semiconductor device

SONY CORP20 citations82
US4736231AApr 5, 1988

Semiconductor laser device having a semiconductor substrate, a laser chip thereon and spaced photo-detecting portions

SONY CORP21 citations76
US6094411AJul 25, 2000

Confocal microscope with optical recording and reproducing apparatus

SONY CORP10 citations74
US5883913AMar 16, 1999

Optical device

SONY CORP9 citations74
US5568463AOct 22, 1996

Semiconductor laser device to detect a divided reflected light beam

SONY CORP7 citations74
US4503539AMar 5, 1985

Semiconductor laser

SONY CORP8 citations74
US5708645AJan 13, 1998

Semiconductor laser device to detect a divided reflected light beam

SONY CORP3 citations63
US5699098ADec 16, 1997

Recording unit structure and recording device

SONY CORP1 citations52

HAYASHIBARA KEN

5 patents

NEC CORP

4 patents

TOYODA MACHINE WORKS LTD

3 patents

JAPAN SCIENCE & TECH CORP

3 patents

HITACHI HIGH TECH SCIENCE CORP

3 patents

KK HAYASHIBARA SEIBUTSU KAGAKU KENKYUJO

2 patents

JAPAN ATOMIC ENERGY RES INST

2 patents

TDK CORP

1 patent

ZONG LEI

1 patent

MITSUBISHI CHEM CORP

1 patent

NEC LAB AMERICA INC

1 patent

YASAKA ANTO

1 patent

MATSUDA OSAMU

1 patent

AJINOMOTO GENERAL FOODS INC

1 patent

HITACHI HIGH-TECH SCIENCE CORP

1 patent

AKEBONO BRAKE IND

1 patent

JTEKT CORP

1 patent

NIPPON TELEGRAPH & TELEPHONE

1 patent

Showing the top 50 of 64 patents by PatentIndex Score.