P

Inventor

NAKAMURA TAKAHARU

JP54 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMURA TAKAHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJITSU LTD

23 patents
US7428693B2Sep 23, 2008

Error-detecting encoding and decoding apparatus and dividing apparatus

FUJITSU LTD63 citations98
US7142858B2Nov 28, 2006

Mobile radio communication system and method of registering position therein

FUJITSU LTD69 citations98
US4870659ASep 26, 1989

FSK demodulation circuit

FUJITSU LTD112 citations95
US6574766B2Jun 3, 2003

Turbo decoding apparatus and interleave-deinterleave apparatus

FUJITSU LTD38 citations93
US6320852B1Nov 20, 2001

Base station host apparatus used in mobile communication system which employs a site diversity receiving method and a signal processing method

FUJITSU LTD42 citations93
US6971050B1Nov 29, 2005

Interleaving method and apparatus, de-interleaving method and apparatus, and interleaving/ de-interleaving system and apparatus

FUJITSU LTD20 citations91
US4903257AFeb 20, 1990

Digital two-way radio-communication system using single frequency

FUJITSU LTD40 citations91
US7436879B1Oct 14, 2008

Spread communication system and mobile station thereof

FUJITSU LTD9 citations84
US7386299B2Jun 10, 2008

Mobile communication system and apparatus constituting same

FUJITSU LTD14 citations84
US7209709B2Apr 24, 2007

Apparatus and method for discriminating information transmitted using radio signal

FUJITSU LTD13 citations84
US7020183B2Mar 28, 2006

Code division multiple access signal receiving apparatus

FUJITSU LTD15 citations84
US6714582B2Mar 30, 2004

Code division multiple access communication system and code division multiple access transmitting apparatus

FUJITSU LTD14 citations84
US7146545B2Dec 5, 2006

Interleaving method and apparatus, de-interleaving method and apparatus, and interleaving/de-interleaving system and apparatus

FUJITSU LTD14 citations82
US4625180ANov 25, 1986

Intermittently operated frequency synthesizer having suppressed frequency instability

FUJITSU LTD19 citations73
US6636549B1Oct 21, 2003

Method for calculating phase shift coefficients of an M sequence

FUJITSU LTD11 citations72
US7533306B2May 12, 2009

Turbo decoding apparatus and interleave-deinterleave apparatus

FUJITSU LTD1 citations63
US7197066B2Mar 27, 2007

Spread communication system and mobile station thereof

FUJITSU LTD4 citations63
US6993699B2Jan 31, 2006

Turbo decoding apparatus and interleave-deinterleave apparatus

FUJITSU LTD4 citations63
US6275520B1Aug 14, 2001

Pseudo-noise generating apparatus

FUJITSU LTD6 citations63
US9629164B2Apr 18, 2017

Radio communication system, base station apparatus, terminal apparatus, and radio communication method in radio communication system

FUJITSU LTD0 citations52
US9215714B2Dec 15, 2015

Radio communication system, base station apparatus, terminal apparatus, and radio communication method in radio communication system

FUJITSU LTD0 citations52
US7843804B2Nov 30, 2010

Orthogonal frequency division multiplex transmission method

FUJITSU LTD0 citations52
US7330498B2Feb 12, 2008

Spread communication system and mobile station thereof

FUJITSU LTD0 citations52

EISAI CO LTD

21 patents
US5118684AJun 2, 1992

Piperdine derivative and pharmaceutical composition

EISAI CO LTD32 citations95
US4921863AMay 1, 1990

Cyclic amine derivatives

EISAI CO LTD87 citations95
US5196439AMar 23, 1993

Piperidine compounds useful to treat cerebrovascular diseases

EISAI CO LTD26 citations91
US4849431AJul 18, 1989

Piperidine derivative and pharmaceutical composition

EISAI CO LTD23 citations82
US4942169AJul 17, 1990

Piperidine derivative and pharmaceutical composition

EISAI CO LTD18 citations81
US4426383AJan 17, 1984

Theophylline and theobromine derivatives

EISAI CO LTD24 citations81
US4564617AJan 14, 1986

Theophylline and theobromine derivatives

EISAI CO LTD15 citations80
US5424318AJun 13, 1995

Piperidine derivative and pharmaceutical composition

EISAI CO LTD5 citations73
US5306720AApr 26, 1994

Piperidine derivative and pharmaceutical composition

EISAI CO LTD3 citations73
US5151417ASep 29, 1992

3-substituted vinyl cephalosporin derivatives

EISAI CO LTD13 citations73
US5039681AAug 13, 1991

Piperidine derivative and pharmaceutical composition

EISAI CO LTD9 citations73
US4921850AMay 1, 1990

3-propenylcephem derivative

EISAI CO LTD5 citations73
US5523307AJun 4, 1996

Cyclic amine and pharmacological composition

EISAI CO LTD9 citations72
US5128465AJul 7, 1992

Process for the preparation of cephem derivatives and intermediates therefor

EISAI CO LTD4 citations62
US5089491AFeb 18, 1992

3-propenylcephem derivative

EISAI CO LTD2 citations62
US5006649AApr 9, 1991

3-propenylcephem derivative

EISAI CO LTD1 citations62
US4929612AMay 29, 1990

Thiadiazolylacetamide cephem derivatives

EISAI CO LTD4 citations62
US4180577ADec 25, 1979

Furo[2, 3d]pyrimidine derivatives and anti-ulcer containing the same

EISAI CO LTD3 citations62
US5102895AApr 7, 1992

Novel vitamin e derivatives and process for the production thereof

EISAI CO LTD2 citations57
US4038278AJul 26, 1977

4-aminopyrimidium derivatives and preparation thereof

EISAI CO LTD0 citations52
US5654306AAug 5, 1997

Piperidine derivative and pharmaceutical composition

EISAI CO LTD0 citations51

ACE DENKEN KK

2 patents

ODE TAKAYOSHI

1 patent

OKI ELECTRIC IND CO LTD

1 patent

MITSUBISHI ELECTRIC CORP

1 patent

MURATA SYUUICHI

1 patent

Showing the top 50 of 54 patents by PatentIndex Score.