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Yasuhiro Hamada — 27 Patents

Bridgestone: 10 patents #218 of 2,860Top 8%

Canon: 7 patents #7,879 of 19,416Top 45%

Nec: 5 patents #2,841 of 14,502Top 20%

Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%

TLTokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%

Yamanashi, JP: #127 of 1,957 inventorsTop 7%

Overall (All Time): #142,059 of 4,157,543Top 4%

27 Patents All Time

Yasuhiro Hamada has been granted 27 US patents while listed as an inventor at Bridgestone. The first was granted in 1993 and the most recent in November 2025. Yasuhiro Hamada ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Yasuhiro Hamada in Yamanashi, JP.

Patents per Year

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12482663	Processing apparatus	Akinobu Kakimoto, Yoshinobu Hayakawa, Satoshi MIZUNAGA, Mitsuhiro Okada	2025-11-25
12211692	Wafer processing method	Noriaki Okabe, Takuya Seino, Ryota Kozuka, Yuutaro KISHI	2025-01-28
10986608	Communication apparatus that uses plurality of communication methods, method for controlling the same, and storage medium	Daisuke Kamiwano	2021-04-20	$54,000
10460950	Substrate processing system and substrate processing method	Akinobu Kakimoto, Yoshinobu Hayakawa, Satoshi MIZUNAGA, Mitsuhiro Okada	2019-10-29
8975725	Bias circuit and method of manufacturing the same	Shuya Kishimoto, Kenichi Maruhashi	2015-03-10
8811813	Electronic device	Tomoki Takahashi	2014-08-19	$31,000
8805286	Wireless communication device, high-frequency circuit system, and local leak reduction method	—	2014-08-12
8299993	Image display apparatus and setting method of image display apparatus	—	2012-10-30
8076993	Balun circuit and integrated circuit device	Shuya Kishimoto, Kenichi Maruhashi, Masaharu Ito, Masahiro Tanomura, Naoyuki Orihashi	2011-12-13
8045580	Band control method and communication apparatus	Keiichi Ohata, Kenichi Maruhashi, Takao Morimoto, Masaharu Ito, Shuya Kishimoto	2011-10-25
7710216	Balun circuit and integrated circuit device	Keiichi Ohata, Kenichi Maruhashi, Takao Morimoto, Masaharu Itou, Shuuya Kishimoto	2010-05-04
7599150	Head stack assembly, its manufacturing method, and magnetic disc drive having the same	Kenichiro Aoki, Toshiyuki Nakada, Keiji Aruga, Yoshiaki Nagasawa, Nobuyuki Hirono +1 more	2009-10-06
6547367	Ink jet printing apparatus and a judgement method of an ink ejection state of an ink jet head	—	2003-04-15	$173,000
6195236	Magnetic head assembly, having a spring arm configured for removable attachment to a carriage arm	Shinji Hiraoka, Hisato Arai, Tsuyoshi Furukawa	2001-02-27
6068359	Printer including a formatter and a printing unit without a memory	Shigeru Inose, Fumio Miyahara, Hideaki Kishida	2000-05-30	$432,000
5969730	Printer	Shigeru Inose, Fumio Miyahara, Hideaki Kishida	1999-10-19	$181,000
5963713	Printer using direct memory access and refreshing	Shigeru Inose, Fumio Miyahara, Hideaki Kishida	1999-10-05	$243,000
D370444	Automobile tire	Naoya Ochi	1996-06-04
D369766	Automobile tire	Masamichi Wakamatsu	1996-05-14
D369768	Automobile tire	Masamichi Wakamatsu	1996-05-14
D369765	Automobile tire	Naoya Ochi	1996-05-14
D360856	Automobile tire	Yasuo Himuro	1995-08-01
D343375	Automobile tire	Yasuo Himuro	1994-01-18
D339775	Automobile tire	Yasuo Himuro	1993-09-28
D339778	Automobile tire	Yasuo Himuro	1993-09-28