P

Inventor

KANNO MASAYOSHI

JP63 patents
⚠️ This page may combine multiple inventors who share the name “KANNO MASAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

23 patents
US4691351ASep 1, 1987

Television signal receiving apparatus

SONY CORP361 citations98
US6940254B2Sep 6, 2005

Trade-in battery system

SONY CORP148 citations96
US4759060AJul 19, 1988

Decoder for a pay television system

SONY CORP117 citations96
US4809325AFeb 28, 1989

Receiver for pay television

SONY CORP87 citations95
US6335916B1Jan 1, 2002

Optical recording medium, stamper for use to produce the optical recording medium, and method of producing the stamper

SONY CORP60 citations94
US5844883ADec 1, 1998

Recording medium, optical disk apparatus and method of information recording

SONY CORP39 citations93
US6597647B2Jul 22, 2003

Optical recording medium having individual drive control information recorded in the maker recording area

SONY CORP23 citations92
US6487164B1Nov 26, 2002

Optical recording medium capable of assuring sufficient levels of signals required for reading/writing data, and stamper for manufacture of the same

SONY CORP27 citations91
US11545665B2Jan 3, 2023

Carbon-polymer complex

SONY CORP4 citations86
US10756346B2Aug 25, 2020

Porous Carbon Material

SONY CORP5 citations84
US7605563B2Oct 20, 2009

Charging circuit and charger using the same

SONY CORP8 citations84
US6300041B1Oct 9, 2001

Optical recording medium and manufacturing method thereof

SONY CORP6 citations74
US6243352B1Jun 5, 2001

Optical disc and optical disc device

SONY CORP14 citations74
US6154439ANov 28, 2000

Optical recording medium and manufacturing method thereof

SONY CORP12 citations74
US6101163AAug 8, 2000

Optical disc apparatus with reduced leakage of wobble signal to reproduction signal

SONY CORP7 citations74
US11955638B2Apr 9, 2024

Sheet-shaped member

SONY CORP2 citations73
US4691236ASep 1, 1987

Receiver device in a satellite communication system

SONY CORP7 citations72
US7099724B2Aug 29, 2006

Information processing system

SONY CORP10 citations70
US5671164ASep 23, 1997

Signal measurement method and signal measurement apparatus

SONY CORP7 citations66
US8384248B2Feb 26, 2013

Power control apparatus and electronic appliance equipped with power control apparatus

SONY CORP3 citations63
US7821768B2Oct 26, 2010

Laminated variable capacitor

SONY CORP5 citations63
US7633395B2Dec 15, 2009

Radio frequency identification tag and commodity

SONY CORP3 citations63
US8385045B2Feb 26, 2013

Variable capacitor, control method thereof, electronic device and communication mobile device

SONY CORP4 citations62

DEXERIALS CORP

9 patents

HITACHI LTD

8 patents

KANNO MASAYOSHI

6 patents

ORIHARA KATSUHISA

1 patent

TABATA SEIICHIRO

1 patent

SATO NORITAKA

1 patent

NISHIMURA KATSUNORI

1 patent

Showing the top 50 of 63 patents by PatentIndex Score.