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

Hiroshi Hayashi — 251 Patents

Sharp Kabushiki Kaisha: 37 patents #303 of 10,731Top 3%
Fujitsu Limited: 21 patents #1,322 of 24,456Top 6%
FIFujifilm Business Innovation: 21 patents #426 of 5,238Top 9%
Sony: 18 patents #2,329 of 25,231Top 10%
NCNippon Conlux Co.: 17 patents #10 of 105Top 10%
Panasonic: 14 patents #1,678 of 21,108Top 8%
JOJoled: 13 patents #21 of 392Top 6%
RKRiso Kagaku: 11 patents #39 of 551Top 8%
NINgk Insulators: 11 patents #294 of 2,083Top 15%
MMMitsubishi Materials: 9 patents #93 of 1,543Top 7%
ICIdemitsu Kosan Co.: 9 patents #174 of 1,237Top 15%
Motorola Mobility: 7 patents #201 of 2,103Top 10%
ACAsahi Kasei Kogyo Co.: 7 patents #56 of 1,395Top 5%
Rohm Co.: 6 patents #487 of 2,292Top 25%
Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
MIMinolta: 4 patents #411 of 1,109Top 40%
OCOki Electric Industry Co.: 4 patents #523 of 2,807Top 20%
SISanyo Chemical Industries: 4 patents #54 of 607Top 9%
SISumitomo Metal Industries: 4 patents #149 of 1,462Top 15%
DCDainippon Pharmaceutical Co.: 3 patents #41 of 207Top 20%
TCToyo Seikan Co.: 3 patents #234 of 888Top 30%
MIMinistry Of International Trade & Industry: 3 patents #49 of 582Top 9%
Motorola: 3 patents #4,317 of 14,142Top 35%
ATAgency Of Industrial Science And Technology: 3 patents #163 of 1,778Top 10%
NMNippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
Nec: 2 patents #5,544 of 14,502Top 40%
FUFujikoki: 2 patents #57 of 156Top 40%
Google: 2 patents #10,599 of 22,993Top 50%
Kyocera: 2 patents #1,365 of 3,732Top 40%
JIJapan Nuclear Cycle Development Institute: 2 patents #18 of 122Top 15%
MCMiyoshi + Co.: 2 patents #3 of 9Top 35%
Toyota: 1 patents #15,486 of 26,838Top 60%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
Denso: 1 patents #6,940 of 11,792Top 60%
FHFuji Oil Holdings: 1 patents #159 of 368Top 45%
HKHarada Kogyo: 1 patents #22 of 41Top 55%
JCJapan U-Pica Company: 1 patents #3 of 17Top 20%
MBMitsubishi Fuso Truck And Bus: 1 patents #47 of 114Top 45%
MKMitsubishi Kinzoku: 1 patents #108 of 280Top 40%
FCFurukawa Electric Co.: 1 patents #1,270 of 2,370Top 55%
NFNippon Medical School Foundation: 1 patents #9 of 60Top 15%
NCNippon Zeon Co.: 1 patents #307 of 609Top 55%
RYRyowa: 1 patents #2 of 14Top 15%
TCTaiheiyo Cement: 1 patents #83 of 203Top 45%
UKUlvac Kiko: 1 patents #8 of 22Top 40%
VAVantico: 1 patents #29 of 104Top 30%
VJVictor Company Of Japan: 1 patents #818 of 1,489Top 55%
Canon: 1 patents #14,969 of 19,416Top 80%
5K501 Sharp Kabushiki Kaisha: 1 patents #9 of 25Top 40%
Hitachi: 1 patents #17,777 of 28,497Top 65%
Overall (All Time): #1,977 of 4,157,543Top 1%
251 Patents All Time
Hiroshi Hayashi has been granted 251 US patents while listed as an inventor at Sharp Kabushiki Kaisha. The first was granted in 1980 and the most recent in January 2025. Hiroshi Hayashi ranks #1,977 of 4,157,543 US inventors in our database (top 0.05%). Patent records list Hiroshi Hayashi in Tokyo, MH, JP.

Patents per Year

Patents granted per year, 1996 to 2025Bar chart with a peak of 16 patents in 2019.peak 161996: 4 patents19961997: 4 patents1998: 4 patents1999: 3 patents19992000: 2 patents2001: 5 patents2002: 4 patents20022003: 3 patents2004: 2 patents2005: 1 patents20052006: 5 patents2007: 3 patents2008: 3 patents20082009: 3 patents2010: 5 patents2011: 9 patents20112012: 6 patents2013: 11 patents2014: 9 patents20142015: 8 patents2016: 8 patents2017: 11 patents20172018: 3 patents2019: 16 patents2020: 4 patents20202021: 4 patents2022: 3 patents2023: 1 patents20232024: 1 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 251 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12186786 Method for treating waste electronic substrate Shu Muraoka, Shota NAKAYAMA, Yusuke Kimura 2025-01-07
12183478 Treatment method of coated wire Kenshi Takahashi, Shu Muraoka 2024-12-31
11739229 Treatment liquid for screen printing plate and method for treating screen printing plate Nami Ohashi, Yuki Imaichi, Hirotaka TOMINAGA 2023-08-29
11505480 Method of treating wastewater Daisuke Haraguchi 2022-11-22
11479490 Method of treating wastewater Daisuke Haraguchi 2022-10-25
11387446 Negative electrode and zinc secondary battery Naomi Saito, Eri ASANO, Hiroshi Matsubayashi 2022-07-12
11189735 Semiconductor device and display apparatus Naoki Asano, Ryo Koshiishi 2021-11-30
11088406 Method for recovering valuable material from used lithium-ion battery Shu Muraoka, Hiromichi Koizumi, Ryutaro Fujisawa 2021-08-10
11004392 Display device and method for driving display device Shinya Ono 2021-05-11
D916017 Vacuum generator Kazuaki Miyata, Souichirou Nishigama, Shuuichi Yonenaga, Yasuhiro Hashimoto 2021-04-13
10862453 Crystal oscillating element, crystal oscillation device, and method of manufacturing crystal oscillating element Shiro Miyazaki, Masahiko Goto, Yoshiyuki Kawaguchi 2020-12-08
10734685 Nickel-zinc battery Naohito Yamada, Kenshin Kitoh 2020-08-04
10699634 Display device and method for driving display device Shinya Ono 2020-06-30
10665614 Display panel and method for manufacturing thin film transistor substrate 2020-05-26
10483596 Secondary battery with hydroxide-ion-conducting ceramic separator Kenshin Kitoh, Naohito Yamada 2019-11-19
10455104 Information processing apparatus, image forming apparatus, and non-transitory computer readable medium with communication of printer layout information in response to image processing and reading speed Masashi OKANO, Kiyotaka TSUCHIBUCHI, Hiroshi Niina, Junichi Shimizu, Tetsuya WAKIYAMA 2019-10-22
10446821 Secondary battery using hydroxide ion-conductive ceramic separator Kenshin Kitoh, Naohito Yamada 2019-10-15
10431603 Semiconductor device Tokuaki Kuniyoshi, Yasuhiro Terai, Eri Matsuo, Toshiaki Yoshitani, Naoki Asano 2019-10-01
10419637 Image processing apparatus and non-transitory computer readable medium including change of an image processing unit after performance of a rotation Tetsuya WAKIYAMA, Kiyotaka TSUCHIBUCHI, Junichi Shimizu, Hiroshi Niina, Masashi OKANO 2019-09-17
10419638 Image processing apparatus and image processing method Kiyotaka TSUCHIBUCHI, Masashi OKANO, Junichi Shimizu, Hiroshi Niina, Tetsuya WAKIYAMA 2019-09-17
10381689 Nickel-zinc battery Naohito Yamada, Kenshin Kitoh 2019-08-13
10329634 Quenching apparatus and method for producing metallic material Yutaka HAMASAKI, Shinji Hosoya, Shinjirou Kuwayama 2019-06-25
10319296 Display device correction method and display device correction device Kazuki Sawa, Tomoyuki Maeda 2019-06-11
10297869 Nickel-zinc battery Naohito Yamada, Kenshin Kitoh 2019-05-21
10290847 Separator structure body for use in zinc secondary battery Kenshin Kitoh, Naohito Yamada 2019-05-14