Inventor
HIYAMA KUNIO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “HIYAMA KUNIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA CORP
12 patentsUS5633074AMay 27, 1997
Prepreg available for fiber reinforced thermoplastic resin and process of producing sporting goods using the same
YAMAHA CORP41 citations92
US5262118ANov 16, 1993
Method for producing a hollow FRP article
YAMAHA CORP58 citations92
US6114000ASep 5, 2000
Material for FRTP molded objects and FRTP tubular molded object
YAMAHA CORP16 citations83
US10670453B2Jun 2, 2020
Sensor unit and musical instrument
YAMAHA CORP5 citations82
US8011472B2Sep 6, 2011
Sound absorbing structure and vehicle component having sound absorbing property
YAMAHA CORP15 citations82
US5520995AMay 28, 1996
Strong flexible pre-impregnation of fiber reinforced thermoplastic resin free from a void in matrix
YAMAHA CORP14 citations81
US5639552AJun 17, 1997
Stong flexible pre-impregnation of fiber reinforced thermoplastic resin free from a void in matrix
YAMAHA CORP11 citations73
US5054889AOct 8, 1991
Liquid crystal display having an alignment layer in the form of a porous alumina layer
YAMAHA CORP8 citations70
US11974110B2Apr 30, 2024
Speaker diaphragm
YAMAHA CORP0 citations62
US11346709B2May 31, 2022
Sensor unit and musical instrument
YAMAHA CORP0 citations61
US7416773B2Aug 26, 2008
Sound absorbing body
YAMAHA CORP3 citations57
US5618598AApr 8, 1997
Strong flexible pre-inpregnation of fiber reinforced thermoplastic resin free from a void in matrix
YAMAHA CORP0 citations51
HITACHI LTD
8 patentsUS5220562AJun 15, 1993
Bridge apparatus and a communication system between networks using the bridge apparatus
HITACHI LTD112 citations96
US5241543AAug 31, 1993
Independent clocking local area network and nodes used for the same
HITACHI LTD83 citations94
US5247518ASep 21, 1993
High-speed ring lan system
HITACHI LTD49 citations92
US5103447AApr 7, 1992
High-speed ring LAN system
HITACHI LTD49 citations92
US4792944ADec 20, 1988
Time-division multiplexing communication system for performing a plurality of communications having different data speeds
HITACHI LTD47 citations92
US4506111AMar 19, 1985
Text mailing system using a telephone line
HITACHI LTD43 citations89
US4295122AOct 13, 1981
Bus priority control method in loop bus network system
HITACHI LTD25 citations78
US4855995AAug 8, 1989
Method and system for data transmission
HITACHI LTD11 citations74