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Hideki Watanabe — 177 Patents

Sony: 30 patents #1,178 of 25,231Top 5%

ZKZama Japan Kabushiki Kaisha: 16 patents #2 of 30Top 7%

CKCasio Keisanki: 14 patents #10 of 124Top 9%

TUTohoku University: 12 patents #29 of 1,680Top 2%

HCHitachi Koki Co.: 9 patents #123 of 888Top 15%

Honda Motor Co.: 9 patents #2,356 of 21,052Top 15%

Nissan Motor Co.: 8 patents #916 of 8,689Top 15%

Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%

SASanden: 6 patents #65 of 631Top 15%

Panasonic: 6 patents #4,450 of 21,108Top 25%

SISeiko Instruments: 5 patents #328 of 1,437Top 25%

NTNational Institute Of Advanced Industrial Science And Technology: 5 patents #233 of 3,134Top 8%

Hitachi: 5 patents #7,560 of 28,497Top 30%

SESega Enterprises: 5 patents #51 of 368Top 15%

Kabushiki Kaisha Toshiba: 5 patents #5,724 of 21,451Top 30%

DCDainippon Ink And Chemicals: 5 patents #79 of 1,002Top 8%

ACAlps Electric Co.: 4 patents #470 of 2,177Top 25%

FCFurukawa Electric Co.: 4 patents #478 of 2,370Top 25%

SSSumitomo Mitsubishi Silicon: 3 patents #15 of 146Top 15%

DKDenki Kagaku Kogyo: 3 patents #98 of 655Top 15%

ICIida Denki Kogyo Co.: 3 patents #2 of 17Top 15%

DIDic: 3 patents #189 of 844Top 25%

MAMakita: 3 patents #330 of 770Top 45%

AKAndreas Stihl Ag & Co. Kg: 2 patents #293 of 807Top 40%

NLNippon Sheet Glass Company, Limited: 2 patents #332 of 836Top 40%

Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%

KSKawasaki Steel: 2 patents #570 of 1,922Top 30%

Kawasaki: 2 patents #1,008 of 2,943Top 35%

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%

SISumitomo Metal Industries: 2 patents #334 of 1,462Top 25%

Ricoh Company: 1 patents #6,943 of 9,818Top 75%

Denso: 1 patents #6,940 of 11,792Top 60%

FLFujitsu Client Computing Limited: 1 patents #29 of 83Top 35%

HCHakko Electric Machine Works Co.: 1 patents #8 of 14Top 60%

HEHitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%

HUHokkaido University: 1 patents #20 of 74Top 30%

JQJapan Super Quartz: 1 patents #22 of 36Top 65%

KEKeihin: 1 patents #237 of 596Top 40%

Nintendo Co.: 1 patents #886 of 1,476Top 65%

FCFuji Electric Co.: 1 patents #1,387 of 2,643Top 55%

HHHitachi High-Technologies: 1 patents #1,617 of 1,200Top 135%

TIToyota Industries: 1 patents #1,298 of 955Top 140%

Nec: 1 patents #7,928 of 14,502Top 55%

ACAkechi Ceramics Co.: 1 patents #14 of 31Top 50%

Overall (All Time): #4,418 of 4,157,543Top 1%

177 Patents All Time

Hideki Watanabe has been granted 177 US patents while listed as an inventor at Sony. The first was granted in 1983 and the most recent in August 2025. Hideki Watanabe ranks #4,418 of 4,157,543 US inventors in our database (top 0.11%). Patent records list Hideki Watanabe in Kumamoto, MH, JP.

Patents per Year

Issued Patents All Time

Showing 1–25 of 177 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12388234	Semiconductor laser and method of manufacturing semiconductor laser	YASUHIRO KADOWAKI	2025-08-12
12230954	Protection system	Hideki Iwaki	2025-02-18
D1047733	Watch case	—	2024-10-22
D1030538	Watch case	Ryo Amikura, Iichiro Hashimoto	2024-06-11
D1029023	Display screen with graphical user interface	Yayoi Konishi, Fuka Matsudaira, Masaki Takano, Masataka Okayama, Jin Shimizu	2024-05-28
11923672	Protection system	Hideki Iwaki	2024-03-05
D1015916	Watch case	Tomohiro Hamaue, Takao Matsuda	2024-02-27
D986068	Watch case	Tomohiro Hamaue	2023-05-16
D986069	Watch case	Yumena Aoki	2023-05-16
11643074	Autonomous driving assistance device	Ichiro Yoshida	2023-05-09
11312823	Method for producing polyarylene sulphide resin	Masaya Kadoki, Saori Nara, Taku Ibaraki, Satoshi Inoue	2022-04-26	$25,630,000
11271368	Semiconductor laser and electronic apparatus	Kota Tokuda, Takayuki Kawasumi	2022-03-08	$547,000
D934699	Watch case	Takao Matsuda	2021-11-02
11139133	Contact device, electromagnetic relay and electrical device	Ryosuke Ozaki, Shinya Kimoto, Kazuhiro Kodama, Seiya SAKAGUCHI, Yasutaka Hieda +1 more	2021-10-05
11137001	Hydraulic drive apparatus	Hideki Tanaka, Isamu Yoshimura, Tomohide Hattori, Mariko Ogata, Tadashi Anada	2021-10-05
D924077	Watch case	Takafumi Suzuki, Takayasu Akagi, Rei Morisawa	2021-07-06
11008365	Polypeptide exhibiting affinity to antibodies forming non-native three-dimensional structure	Shinya Honda	2021-05-18
10941179	Method for suppressing aggregation of polypeptide	Yukako Senga, Shinya Honda	2021-03-09
10814499	Actuator device and control method	Hideki Tanaka, Mariko Ogata, Isamu Yoshimura, Tomohide Hattori	2020-10-27
10792860	Stereolithographic object, product, and method of manufacturing product	Tomomasa Watanabe	2020-10-06	$692,000
10753503	Solenoid valve for a fuel system	Jens Ramler, Felix Mayer, Hiroyuki Oka	2020-08-25
10686291	Semiconductor light emitting element and semiconductor light emitting element assembly	Katsunori Yanashima, Rintaro Koda, Moe Takeo, Nobukata Okano	2020-06-16	$812,000
10655556	Fuel injection device	Takumi Nonaka	2020-05-19
10627872	Hinge, stand device, and electronic apparatus	Kouichi Shinotou, Tadanori Tachikawa	2020-04-21
10624008	Determination of waveform software corresponding to narrowest bandwidth at frequency within range of frequencies in which field intensity is below threshold	Takashi Takeuchi, Atsushi Honda	2020-04-14