YH

Yoshihiko Hayashi

HI Hitachi: 19 patents #1,906 of 28,497Top 7%
HC Hitachi Electronics Engineering Co.: 4 patents #10 of 175Top 6%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
MP Maxim Integrated Products: 3 patents #264 of 945Top 30%
HC Hitachi High-Tech Electronics Engineering Co.: 2 patents #8 of 59Top 15%
NL Nippon Sheet Glass Company, Limited: 2 patents #332 of 836Top 40%
Samsung: 2 patents #37,631 of 75,807Top 50%
KE Kokusai Electric: 2 patents #237 of 583Top 45%
TW The Japan Steel Works: 2 patents #158 of 643Top 25%
Caterpillar: 2 patents #2,982 of 8,398Top 40%
IC Ibiden Co.: 1 patents #451 of 730Top 65%
OJ Opnext Japan: 1 patents #100 of 185Top 55%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #69,457 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
12305564 Arrangement structure of cooling system in construction equipment Keigo Hara, Motoyuki Suzuki 2025-05-20
11930589 Printed wiring board and method for manufacturing the same 2024-03-12
10855497 Semiconductor device including a high-speed receiver being capable of adjusting timing skew for multi-level signal and testing equipment including the receiver Shinya Namioka, Chang Eun Lee, Sung Yeol Kim, Si Young Koh, Hyung-Sun Ryu +2 more 2020-12-01
10815974 Method of repairing or reinforcing wind turbine blade, or attaching accessory part to wind turbine blade Naota Watanabe, Hirokazu Yamasaki, Eiji Kato 2020-10-27
10247360 Method for filling hydrogen storage alloy Yoshinori Kawaharazaki 2019-04-02
9880270 Test device and imaging device including the same Jae Hong Kim, Akinori Okubo 2018-01-30
8700362 Wind turbine rotor designing method, wind turbine rotor design support device, wind turbine rotor design support program and wind turbine rotor Hideyasu Fujioka, Akihiro Nakamura, Takao Kuroiwa, Yoshiyuki Hayashi 2014-04-15
8517681 Wind turbine blade and wind turbine generator having the same Takehiro Naka, Takatoshi Matsushita, Nobuyasu Nakamura, Shinji Arinaga 2013-08-27
8082768 Piercing and rolling plug, method of regenerating such piercing and rolling plug, and equipment line for regenerating such piercing and rolling plug Yasuyoshi Hidaka, Kazuhiro Shimoda, Kouji Nakaike, Naoya Hirase, Yasuto Higashida +5 more 2011-12-27
8011223 Remaining hydrogen sensor Yasuhiro Fujita, Yoshinori Kawaharazaki, Yasushi Owaki, Takashi Iwamoto 2011-09-06
7953520 Cooling fan controller for controlling revolving fan based on fluid temperature and air temperature 2011-05-31
7745951 Wind turbine generator Tomohiro Numajiri 2010-06-29
7489330 Scanning type image pick-up apparatus and a scanning type laser beam receive apparatus Keizo Fujibayashi, Naoki Hosaka, Tetsuo Sado 2009-02-10
7411987 System and method for using an output transformer for laser diode drivers Kazuhiko Murata, Tatsuya Kouketsu 2008-08-12
7289153 Scanning type image pick-up apparatus and a scanning type laser beam receive apparatus Keizo Fujibayashi, Naoki Hosaka, Tetsuo Sado 2007-10-30
7003007 System and method for using an output transformer for packaged laser diode drivers Kazuhiko Murata, Tatsuya Kouketsu 2006-02-21
6931040 System and method for using an output transformer for laser diode drivers Kazuhiko Murata, Tatsuya Kouketsu 2005-08-16
6894489 TESTING APPARATUS FOR CONDUCTING A TEST ON A MAGNETIC RECORDING MEDIUM OR A MAGNETIC HEAD, THROUGH RECORDING TEST DATA ON THE MAGNETIC RECORDING MEDIUM AND REPRODUCING RECORDED TEST DATA THEREFROM BY MEANS OF THE MAGNETIC HEAD Masami Makuuchi, Ritsurou Orihashi, Norio Chujo, Masayoshi Takahashi, Shinji Homma 2005-05-17
6829441 Driver circuit and optical-transmission module Norio Chujo, Akio Osaki, Naohiko Baba 2004-12-07
6801050 Driver circuit integrated with load current output circuit, pin electronics and IC tester having thereof Keizo Takechi, Akio Ohsaki, Kazuhiko Murata 2004-10-05
6700369 Testing apparatus of magnetic recording medium or magnetic head including a plurality of analog-to-digital converters which convert reproduced testing data into digital data Masami Makuuchi, Ritsurou Orihashi, Norio Chujo, Masayoshi Takahashi, Shinji Homma 2004-03-02
6625554 Method and apparatus for determining a magnetic field Takashi Suga, Kouichi Uesaka, Satoshi Nakamura 2003-09-23
6608550 Reader and/or writer apparatus, power feeding system, and communication system Takashi Suga, Kouichi Uesaka, Ryouzou Yoshino, Keisuke Igarashi 2003-08-19
6606177 Driver circuit and optical-transmission module Norio Chujo, Akio Osaki, Naohiko Baba 2003-08-12
6448800 Load current output circuit for electronic device and IC tester using the same load current output circuit Keiichi Yamamoto, Akio Oosaki 2002-09-10