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USPTO Patent Rankings Data through Dec 31, 2025
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Naoki Watanabe — 244 Patents

Hitachi: 51 patents #273 of 28,497Top 1%
TOToto: 24 patents #17 of 1,113Top 2%
Canon: 20 patents #3,260 of 19,416Top 20%
NCNippon Shinyaku Co.: 17 patents #5 of 237Top 3%
NPNational Center Of Neurology And Psychiatry: 17 patents #3 of 60Top 5%
WCWacom Co.: 17 patents #40 of 357Top 15%
TLTokyo Electron Limited: 17 patents #362 of 5,567Top 7%
Denso: 14 patents #767 of 11,792Top 7%
TKToshiba Tec Kabushiki Kaisha: 11 patents #269 of 1,664Top 20%
ANAnelva: 10 patents #7 of 280Top 3%
TCToyobo Co.: 9 patents #11 of 498Top 3%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
Sony: 6 patents #6,820 of 25,231Top 30%
SISumitomo Electric Device Innovations: 6 patents #19 of 208Top 10%
SCShin-Etsu Chemical Co.: 5 patents #647 of 2,176Top 30%
NINikon: 3 patents #1,048 of 2,493Top 45%
KMKonica Minolta: 3 patents #1,112 of 2,718Top 45%
MKMitsubishi Denki K.K.: 3 patents #44 of 577Top 8%
NANamco: 2 patents #49 of 269Top 20%
MIMizuho Information & Research Institute: 2 patents #1 of 20Top 5%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
KOKonica: 2 patents #962 of 1,958Top 50%
NTNational Institute Of Advanced Industrial Science And Technology: 2 patents #697 of 3,134Top 25%
Kabushiki Kaisha Toshiba: 2 patents #10,039 of 21,451Top 50%
WUWaseda University: 2 patents #53 of 411Top 15%
KMKonica Minolta: 1 patents #986 of 1,361Top 75%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
HDHitachi Power Semiconductor Device: 1 patents #36 of 79Top 50%
ExxonMobil: 1 patents #5,674 of 10,161Top 60%
ALAlpha: 1 patents #75 of 110Top 70%
CCClarion Co.: 1 patents #397 of 721Top 60%
NCNihon Micro Coating Co.: 1 patents #29 of 68Top 45%
SMSmc: 1 patents #881 of 1,119Top 80%
NSNippon Steel: 1 patents #2,111 of 4,423Top 50%
SUSapproro Medical University: 1 patents #24 of 97Top 25%
MCMorimura Sofc Technology Co.: 1 patents #22 of 38Top 60%
SCStanley Electric Co.: 1 patents #550 of 1,072Top 55%
MMMitsubishi Motors: 1 patents #856 of 1,823Top 50%
KUKyoto University: 1 patents #568 of 1,688Top 35%
Overall (All Time): #2,130 of 4,157,543Top 1%
244 Patents All Time
Naoki Watanabe has been granted 244 US patents while listed as an inventor at Hitachi. The first was granted in 1988 and the most recent in September 2025. Naoki Watanabe ranks #2,130 of 4,157,543 US inventors in our database (top 0.05%). Patent records list Naoki Watanabe in Tokyo, MH, JP.

Issued Patents All Time

Showing 1–25 of 244 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12429964 Active capacitive stylus, sensor controller, related system and method — 2025-09-30
12428721 Film forming apparatus and film forming method Tatsuo Hatano 2025-09-30
12405680 Active pen Akiyuki Kake 2025-09-02
12400963 Conductive superlattice structures and methods of forming the same Hiroaki Niimi, Gerrit J. Leusink, Hiroki Maehara, Einstein Noel Abarra 2025-08-26
12391813 Layered body including inorganic substrate and polyamic acid cured product Kaya TOKUDA, Tetsuo Okuyama, Hiroyuki Wakui, Harumi YONEMUSHI, Denichirou MIZUGUCHI 2025-08-19
12369349 Trenched gate double diffused semiconductor device with channel impurity concentration adjustment region Takeru Suto, Tomoka SUEMATSU, Hiroshi Miki 2025-07-22
12327744 Substrate transfer device and substrate processing system Tatsuo Hatano, Tetsuya Miyashita, Naoyuki Suzuki 2025-06-10
12299249 Sensor board and display device Yoshihiro Kotani, Yutaka Nomura, Kyohei ONO, Seiji Sakurai, Kei Nishino 2025-05-13
12211720 Vacuum transfer device, substrate processing system, and substrate processing method Tatsuo Hatano, Tetsuya Miyashita 2025-01-28
12183612 Substrate transfer apparatus, substrate transfer method, and substrate processing system Tatsuo Hatano 2024-12-31
12174044 Linear position sensor Yuki Matsumoto, Tsukasa KONO, Atsushi Kobayashi, Tetsuya Ohmi, Michihiro Makita +1 more 2024-12-24
12172409 Laminate of inorganic substrate/polymer film layer with attached protective film, laminate stack, laminate storage method, and laminate transport method Kaya TOKUDA, Satoshi Maeda, Tetsuo Okuyama 2024-12-24
12162397 Vehicular lamp fitting and radar structure Atsushi IMORI, Yuichiro NISHIMURA, Minoru Yamaguchi, Miho SASAKI, Hideaki AIZAWA +3 more 2024-12-10
12115755 Laminate of polyimide film and inorganic substrate Masahiro Yamashita, Tetsuo Okuyama, Toshiyuki Tsuchiya, Kaya TOKUDA, Shota HARA 2024-10-15
12105898 Active capacitive stylus, sensor controller, related system and method — 2024-10-01
12073033 System and sensor controller for use with active pen Masayuki Miyamoto, Takeshi Koike 2024-08-27
12060556 Antisense nucleic acids Yuuichirou Tone, Shin'ichi Takeda, Tetsuya Nagata 2024-08-13
12033878 Substrate transfer apparatus and substrate processing system Tatsuo Hatano, Tetsuya Miyashita, Naoyuki Suzuki 2024-07-09
11995252 Input system and input method for setting instruction target area including reference position of instruction device Tatsunori Kato 2024-05-28
11990357 Substrate transport apparatus, substrate transport method, and substrate processing system Tatsuo Hatano 2024-05-21
11978794 Silicon carbide semiconductor device, power conversion device, three-phase motor system, automobile, and railway vehicle Takeru Suto, Naoki Tega, Yuki Mori, Digh Hisamoto 2024-05-07
11833795 Multilayer body and method for producing flexible device Kaya TOKUDA, Tetsuo Okuyama, Satoshi Maeda, Harumi YONEMUSHI, Denichirou MIZUGUCHI 2023-12-05
11823879 Film formation apparatus and film formation method Masato SHINADA, Tetsuya Miyashita 2023-11-21
11764092 Substrate transfer apparatus and substrate processing system Tatsuo Hatano, Tetsuya Miyashita, Naoyuki Suzuki 2023-09-19
11687174 Active capacitive stylus, sensor controller, related system and method — 2023-06-27

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Shinichi Suzuki244
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Shmuel Ur244
Ludovic Godet244
Glen E. Hush244
Max D. Smith244
Abhishek Kumar244