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

Hiroaki Ito — 139 Patents

TITokai Rubber Industries: 33 patents #3 of 557Top 1%
Toyota: 18 patents #1,375 of 26,838Top 6%
Denso: 12 patents #974 of 11,792Top 9%
NTNTT: 10 patents #481 of 4,871Top 10%
MAMaxell: 8 patents #76 of 437Top 20%
ACAsahi Glass Co.: 7 patents #274 of 2,251Top 15%
TEToshiba Elevator: 7 patents #4 of 91Top 5%
Kyocera: 5 patents #593 of 3,732Top 20%
HAHitachi Astemo: 4 patents #182 of 1,276Top 15%
Kabushiki Kaisha Toshiba: 4 patents #6,732 of 21,451Top 35%
YEYaskawa Electric: 4 patents #204 of 101Top 205%
Rohm Co.: 3 patents #810 of 2,292Top 40%
Hitachi: 3 patents #10,718 of 28,497Top 40%
TIToyota Industries: 3 patents #689 of 1,610Top 45%
Ricoh Company: 3 patents #4,832 of 9,818Top 50%
TCThreebond Co.: 2 patents #37 of 172Top 25%
HMHitachi Maxell: 2 patents #441 of 1,211Top 40%
SLSumitomo Riko Company Limited: 2 patents #134 of 446Top 35%
HCHitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
SCSakase Adtech Co.: 1 patents #2 of 21Top 10%
SCSaraya Co.: 1 patents #16 of 47Top 35%
YAYazaki: 1 patents #2,179 of 3,427Top 65%
KCKansai Electric Power Co.: 1 patents #210 of 506Top 45%
HCHitachi High-Tech Instuments Co.: 1 patents #31 of 77Top 45%
TETohoku Pioneer Electronic: 1 patents #21 of 73Top 30%
CHChisso: 1 patents #468 of 833Top 60%
BRBunker Ramo: 1 patents #44 of 110Top 40%
TSToshiba Energy Systems & Solutions: 1 patents #268 of 569Top 50%
TSToshiba Visual Solutions: 1 patents #9 of 26Top 35%
UUUtsunomiya University: 1 patents #16 of 61Top 30%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
FCFurukawa Electric Co.: 1 patents #1,270 of 2,370Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
NINgk Insulators: 1 patents #1,271 of 2,083Top 65%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
FLFujitsu Quantum Devices Limited: 1 patents #52 of 110Top 50%
JTJapan Science And Technology: 1 patents #225 of 836Top 30%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
NCNippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Overall (All Time): #7,296 of 4,157,543Top 1%
139 Patents All Time
Hiroaki Ito has been granted 139 US patents while listed as an inventor at Tokai Rubber Industries. The first was granted in 1980 and the most recent in October 2025. Hiroaki Ito ranks #7,296 of 4,157,543 US inventors in our database (top 0.18%). Patent records list Hiroaki Ito in Kyoto, MH, JP.

Patents per Year

Patents granted per year, 1993 to 2025Bar chart with a peak of 14 patents in 2020.peak 141993: 1 patents19931995: 1 patents1996: 1 patents1997: 1 patents19971998: 6 patents1999: 1 patents2001: 5 patents20012002: 4 patents2003: 9 patents2004: 2 patents20042005: 4 patents2006: 3 patents2008: 4 patents20082009: 1 patents2010: 3 patents2011: 4 patents20112012: 3 patents2013: 3 patents2014: 4 patents20142015: 1 patents2016: 2 patents2017: 5 patents20172018: 3 patents2019: 2 patents2020: 14 patents20202021: 6 patents2022: 4 patents2023: 6 patents20232024: 10 patents2025: 12 patents2025

Issued Patents All Time

Showing 1–25 of 139 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12444403 Channel selection apparatus, channel selection method, and program Kazunori Kobayashi, Shinnosuke Saito 2025-10-14
12417720 Display device and multi-display Katsumi Aoki 2025-09-16
12412097 Neural network compression device Goichi Ono, Riu Hirai 2025-09-09
12378960 Electric compressor Yusuke IWASE 2025-08-05
12371042 Driving assistance apparatus Yoshitaka KIJIMA 2025-07-29
12354620 Signal processing device, signal processing method, signal processing program, learning device, learning method, and learning program Tsubasa OCHIAI, Marc DELCROIX, Yuma KOIZUMI, Keisuke Kinoshita, Shoko ARAKI 2025-07-08
12319311 Resolution control device, automatic driving system, and resolution control method Hiroki MAEHAMA, Takeshi SETA 2025-06-03
12289583 Sound collection and emission apparatus, sound collection and emission method, and program Kazunori Kobayashi, Shin MURATA 2025-04-29
12270390 Electric compressor Akio Fujii, Shumpei Yamakage 2025-04-08
12261260 Micro-LED board and display device Takashi Shimizu 2025-03-25
12227137 Impact analysis method, feature amount extraction method, impact analysis apparatus, and program Shin MURATA 2025-02-18
12190817 Pixel circuit, display panel, display device, and composite display device Yohei Sato, Takanobu Suzuki 2025-01-07
12159882 Display device Takanobu Suzuki 2024-12-03
12112749 Command analysis device, command analysis method, and program Kazunori Kobayashi, Shoichiro SAITO 2024-10-08
12090940 Abnormality estimating apparatus, abnormality detection apparatus, abnormality detection method, and abnormality detection program Shin MURATA 2024-09-17
12087053 Work supporting apparatus and work supporting system Daisuke Yoshida 2024-09-10
12020486 Information processing device, in-vehicle control device, and vehicle control system Riu Hirai, Goichi Ono 2024-06-25
11961517 Continuous utterance estimation apparatus, continuous utterance estimation method, and program Kazunori Kobayashi, Shoichiro SAITO 2024-04-16
11912331 Capacitance sensor, method for manufacturing same, and reticulated soft electrode for capacitance sensor Masayoshi Nakano, Tsubasa Shinozuka, Shigeaki Takamatsu 2024-02-27
11898124 Cleaner composition, cleaning aerosol, and method for cleaning contaminated part 2024-02-13
11884208 Danger detection system, method and program, and danger location detection apparatus Kazunori Kobayashi, Shin MURATA 2024-01-30
11878696 Anomaly detection apparatus, method, system and program Kazunori Kobayashi, Shin MURATA 2024-01-23
11840240 Road condition estimation apparatus, method and program Kazunori Kobayashi, Shin MURATA 2023-12-12
11814049 Vehicle driving support device, vehicle driving support method, and vehicle driving support computer program Kohsuke Fujii, Naoki Nishimura, Toshihiro NAKATANI, Takeshi Matsumura 2023-11-14 $1,047,000
11676379 Work supporting apparatus and work supporting system Daisuke Yoshida 2023-06-13