Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HY

Hiroshi Yamaguchi — 472 Patents

FUFujifilm: 53 patents #52 of 4,519Top 2%
Panasonic: 37 patents #359 of 21,108Top 2%
Nissan Motor Co.: 31 patents #90 of 8,689Top 2%
Hitachi: 27 patents #1,105 of 28,497Top 4%
Ricoh Company: 26 patents #786 of 9,818Top 9%
Sumitomo Electric Industries: 25 patents #692 of 21,551Top 4%
Mitsubishi Electric: 21 patents #929 of 25,717Top 4%
Fujitsu Limited: 21 patents #1,322 of 24,456Top 6%
Sony: 19 patents #2,195 of 25,231Top 9%
KMKonica Minolta: 19 patents #42 of 2,718Top 2%
KOKonica: 12 patents #157 of 1,958Top 9%
Nec: 12 patents #1,039 of 14,502Top 8%
TKToshiba Tec Kabushiki Kaisha: 10 patents #307 of 1,664Top 20%
Sharp Kabushiki Kaisha: 10 patents #1,673 of 10,731Top 20%
FIFujifilm Business Innovation: 7 patents #1,558 of 1,659Top 95%
JDJapan Display: 7 patents #421 of 1,204Top 35%
ICIdemitsu Kosan Co.: 7 patents #211 of 1,237Top 20%
Kubota: 7 patents #292 of 2,059Top 15%
UNUnknown: 7 patents #1,646 of 83,584Top 2%
Brother Kogyo: 6 patents #1,178 of 2,767Top 45%
KMKonica Minolta: 6 patents #346 of 1,361Top 30%
NCNihon Nohyaku Co.: 6 patents #34 of 243Top 15%
TCToyoda Gosei Co.: 5 patents #462 of 2,296Top 25%
ACAlcare Co.: 4 patents #2 of 47Top 5%
JSJsr: 4 patents #275 of 1,137Top 25%
TDThe Doshisha: 4 patents #7 of 175Top 4%
Toyota: 4 patents #6,797 of 26,838Top 30%
MKMurata Kikai: 4 patents #95 of 454Top 25%
MCMitsui Mining & Smelting Co.: 4 patents #141 of 838Top 20%
Kabushiki Kaisha Toshiba: 4 patents #6,732 of 21,451Top 35%
FKFutaba Denshi Kogyo K.K.: 4 patents #36 of 173Top 25%
PPPola Pharma: 3 patents #9 of 27Top 35%
SISumitomo Heavy Industries: 3 patents #164 of 917Top 20%
TCToyo Ink Sc Holdings Co.: 3 patents #14 of 144Top 10%
MCMayekawa Mfg. Co.: 3 patents #47 of 273Top 20%
NANamics: 3 patents #23 of 113Top 25%
Denso: 3 patents #3,857 of 11,792Top 35%
Bridgestone: 3 patents #795 of 2,860Top 30%
SCS.E.S. Co.: 3 patents #3 of 24Top 15%
SUSubaru: 2 patents #413 of 1,436Top 30%
TCTaisho Pharmaceutical Co.: 2 patents #184 of 557Top 35%
DIDenso Wave Incorporated: 2 patents #73 of 250Top 30%
SKShowa Denko K.K.: 2 patents #639 of 1,736Top 40%
FAFanuc: 2 patents #952 of 1,735Top 55%
SRSloan Kettering Institute For Cancer Research: 2 patents #196 of 644Top 35%
HCHitachi Koki Co.: 2 patents #413 of 888Top 50%
DBDsm Ip Assets B.V.: 2 patents #634 of 2,011Top 35%
MAMakita: 2 patents #391 of 770Top 55%
TCToshiba Ceramics Co.: 2 patents #107 of 458Top 25%
MMMitsubishi Materials: 2 patents #498 of 1,543Top 35%
FUFutaba: 2 patents #83 of 292Top 30%
TCTsubakimoto Kogyo Co.: 1 patents #4 of 26Top 20%
ACAllied Consulting: 1 patents #540 of 1,310Top 45%
ATAutonetworks Technologies: 1 patents #723 of 1,079Top 70%
BABabcock-Hitachi: 1 patents #209 of 415Top 55%
DIDic: 1 patents #467 of 844Top 60%
Eastman Kodak: 1 patents #4,972 of 8,114Top 65%
FKFutaba Denshi Kogyo: 1 patents #54 of 123Top 45%
HSHitachi Systems: 1 patents #37 of 78Top 50%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
IJIshikawajima-Harima Jukogyo: 1 patents #170 of 494Top 35%
JSJapan Climate Systems: 1 patents #32 of 42Top 80%
JSJfe Steel: 1 patents #825 of 1,401Top 60%
KFKwansei Gakuin Educational Foundation: 1 patents #39 of 71Top 55%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
MCMitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
NCNihon Dempa Kogyo Co.: 1 patents #180 of 296Top 65%
NTNTT: 1 patents #2,911 of 4,871Top 60%
NCNippondenso Co.: 1 patents #1,765 of 3,479Top 55%
OMOmron: 1 patents #1,808 of 3,089Top 60%
OCOryza Oil & Fat Chemical Co.: 1 patents #6 of 23Top 30%
OCOtari Electric Co.: 1 patents #8 of 19Top 45%
SCShowa Tansan Co.: 1 patents #3 of 21Top 15%
SLSumitomo Pharmaceuticals Company Limited: 1 patents #135 of 327Top 45%
SSSumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
TCTec Co.: 1 patents #45 of 177Top 30%
TKTerumo Kabushiki Kaisha: 1 patents #888 of 1,558Top 60%
CCChugoku Electric Power Co.: 1 patents #53 of 143Top 40%
TCTokyo Cosmos Electric Co.: 1 patents #6 of 46Top 15%
TTTokyo Institute Of Technology: 1 patents #411 of 1,159Top 40%
Canon: 1 patents #14,969 of 19,416Top 80%
General Motors: 1 patents #9,441 of 18,328Top 55%
Overall (All Time): #437 of 4,157,543Top 1%
472 Patents All Time
Hiroshi Yamaguchi has been granted 472 US patents while listed as an inventor at Fujifilm. The first was granted in 1981 and the most recent in November 2025. Hiroshi Yamaguchi ranks #437 of 4,157,543 US inventors in our database (top 0.01%). Patent records list Hiroshi Yamaguchi in Staines-upon-Thames, NY, GB.

Patents per Year

Patents granted per year, 1996 to 2025Bar chart with a peak of 27 patents in 2015.peak 271996: 6 patents19961997: 4 patents1998: 15 patents1999: 10 patents19992000: 10 patents2001: 13 patents2002: 10 patents20022003: 11 patents2004: 14 patents2005: 3 patents20052006: 13 patents2007: 14 patents2008: 12 patents20082009: 16 patents2010: 12 patents2011: 12 patents20112012: 20 patents2013: 19 patents2014: 8 patents20142015: 27 patents2016: 18 patents2017: 14 patents20172018: 20 patents2019: 11 patents2020: 17 patents20202021: 9 patents2022: 11 patents2023: 6 patents20232024: 7 patents2025: 11 patents2025

Issued Patents All Time

Showing 1–25 of 472 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12468421 Detection device 2025-11-11
12367304 Method and apparatus for document processing Christian Ravel, Hiroto Kobayashi, Guru Prasanna, Loic BEYLOT 2025-07-22
12366651 Imaging apparatus Kazuhiro Yamada, Yosuke Asai 2025-07-22
12352596 Head-up display, vehicle device, and information display method Kenichiroh Saisho, Yuuki Suzuki 2025-07-08
12339445 Image display device and head-up display equipped with image display device and vehicle Shunsuke TOMOMATSU, Yosuke Asai 2025-06-24
12312650 Ferritic stainless steel sheet and method for manufacturing the same Shuji Nishida, Masataka Yoshino, Fagang Gao 2025-05-27
12306292 Imaging apparatus including sub-terahertz wave reflective member Kazuhiro Yamada, Yosuke Asai, Katsuhiko Hayashi 2025-05-20
12279026 Imaging device Kazuhiro Yamada, Yosuke Asai 2025-04-15
12271564 Detecting device 2025-04-08
12259320 Imaging device Yosuke Asai, Kazuhiro Yamada 2025-03-25
12204063 Detection device 2025-01-21
12183879 Sulfide solid electrolyte Futoshi Utsuno, Kota Terai, Takashi Umeki, Masaru Nakagawa 2024-12-31 $196,000
12182357 Sensor device with sensor signal synchronized with a signal with reversed polarity from a signal supplied to a floating ground line Naoki Takada, Kisho YAMAMOTO 2024-12-31
D1044702 Solar cell Tatsuya Takamoto, Hiroyuki Juso, Keiji Shimada, Yasuhiro Tanaka, Yuta Matsumoto +2 more 2024-10-01
D1043550 Solar cell Tatsuya Takamoto, Hiroyuki Juso, Keiji Shimada, Yasuhiro Tanaka, Yuta Matsumoto +2 more 2024-09-24
12032796 Detection device having peripheral detection electrodes Naoki Takada 2024-07-09
11960677 Sensor device with timing control circuit outputting inverted polarity signal to the floating ground and sensing electrodes Naoki Takada, Kisho YAMAMOTO 2024-04-16
11893195 Detection device Fumihoru NAKANO 2024-02-06
11850941 Display control apparatus, display apparatus, display system, moving body, program, and image generation method Yuuki Suzuki 2023-12-26 $752,000
11752940 Display controller, display system, mobile object, image generation method, and carrier means Keita Katagiri, Masato Kusanagi, Yuuki Suzuki 2023-09-12 $719,000
11668579 Moving route guidance device, moving body, and moving route guidance method Keita Katagiri, Kenichiroh Saisho, Masato Kusanagi, Yuuki Suzuki 2023-06-06 $689,000
11626616 Sulfide solid electrolyte Futoshi Utsuno, Kota Terai, Takashi Umeki, Masaru Nakagawa 2023-04-11 $148,000
11612967 Alloy for overlay welding and reaction tube Motoyuki Matsubara, Kunihide Hashimoto, Masayuki Tomita 2023-03-28
11547361 Display controller, display device, display system, mobile object, image generation method, and carrier means Masato Kusanagi, Yuuki Suzuki 2023-01-10 $602,000
11534940 Apparatus for producing pellet and method for producing pellet Yoshinobu Sakurai, Yasuaki Kumagai, Hisanori Ikeda, Koji Nakanishi, Yasuhiro Iriguchi +1 more 2022-12-27 $12,365,000