P

Inventor

AOKI SATOSHI

JP106 patents
⚠️ This page may combine multiple inventors who share the name “AOKI SATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

20 patents
US5780875AJul 14, 1998

Hybrid optical integration assembly using optical platform

HITACHI LTD99 citations98
US5500756AMar 19, 1996

Optical fiber transmission system and supervision method of the same

HITACHI LTD183 citations97
US5555477ASep 10, 1996

Optical transmission system constructing method and system

HITACHI LTD48 citations96
US6236771B1May 22, 2001

Optical transmission apparatus

HITACHI LTD41 citations93
US5761354AJun 2, 1998

Optical coupling system and optical module

HITACHI LTD51 citations93
US5315609AMay 24, 1994

Semiconductor laser module with lens holder compensating for thermal stress

HITACHI LTD36 citations93
US4834491AMay 30, 1989

Semiconductor laser module of dual in-line package type including coaxial high frequency connector

HITACHI LTD37 citations93
US6266169B1Jul 24, 2001

Optical transmission equipment which transmits an amplified optical data signal and an optical surveillance signal

HITACHI LTD21 citations92
US6005699ADec 21, 1999

Optical wavelength multiplexing system

HITACHI LTD21 citations92
US5812289ASep 22, 1998

Optical repeater and optical transmitter

HITACHI LTD23 citations92
US4880289ANov 14, 1989

Two-way optical transmission system

HITACHI LTD50 citations92
US5861972AJan 19, 1999

Optical multiplex transmission equipment and method

HITACHI LTD12 citations82
US5128956AJul 7, 1992

Semiconductor laser module with built-in optical isolator

HITACHI LTD19 citations82
US4912715AMar 27, 1990

Semiconductor laser module incorporating driver circuit therein

HITACHI LTD22 citations82
US4337995AJul 6, 1982

Switch for optical transmission lines

HITACHI LTD26 citations82
US6728489B2Apr 27, 2004

Optical transmission system constructing method and system

HITACHI LTD6 citations74
US6018405AJan 25, 2000

Optical transmission equipment which transmits an amplified optical data signal and an optical surveillance signal

HITACHI LTD7 citations74
US5875046AFeb 23, 1999

Optical repeater and optical transmitter

HITACHI LTD9 citations74
US5739932AApr 14, 1998

Optical transmission system constructing method and system

HITACHI LTD8 citations74
US5903697AMay 11, 1999

Optical waveguide, method of making the same and integrated optical device

HITACHI LTD12 citations73

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

9 patents

OTSUKA PHARMA CO LTD

4 patents

AOKI SATOSHI

4 patents

BANDO TAKUJI

3 patents

HONDA MOTOR CO LTD

2 patents

FUJITSU LTD

1 patent

ASAHI MEDICAL CO

1 patent

FUJIWAWA PHARMACEUTICAL CO LTD

1 patent

TAKEO OKI

1 patent

FUJISAWA PHARMACEUTICAL CO

1 patent

TSUJIOKA NORIO

1 patent

OKI TAKEO

1 patent

ASTELLAS PHARMA INC

1 patent

Showing the top 50 of 106 patents by PatentIndex Score.