Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ippei Matsumoto — 50 Patents

Amazon: 19 patents #620 of 19,158Top 4%
TCTaisei Kako Co.: 13 patents #4 of 108Top 4%
HMHerman Miller: 7 patents #59 of 427Top 15%
CPChugai Pharmaceutical: 3 patents #322 of 1,238Top 30%
SCScreen Holdings Co.: 3 patents #247 of 686Top 40%
Ricoh Company: 2 patents #5,700 of 9,818Top 60%
SESeikagaku: 2 patents #77 of 253Top 35%
NSNec—Mitsubishi Electric Visual Systems: 2 patents #9 of 44Top 25%
RLResearch In Motion Limited: 1 patents #934 of 1,397Top 70%
BLBlackberry Limited: 1 patents #1,631 of 2,554Top 65%
FIFuso Pharmaceutical Industries: 1 patents #84 of 153Top 55%
3M3-D Matrix: 1 patents #25 of 37Top 70%
SHShofu: 1 patents #85 of 145Top 60%
Overall (All Time): #53,743 of 4,157,543Top 2%
50 Patents All Time
Ippei Matsumoto has been granted 50 US patents while listed as an inventor at Amazon. The first was granted in 2002 and the most recent in October 2025. Ippei Matsumoto ranks #53,743 of 4,157,543 US inventors in our database (top 1.3%). Patent records list Ippei Matsumoto in Kyoto, CA, JP.

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D1099360 Device for carrying syringes Kenji Taniguchi, Tomoyuki Sonoyama, Yuzuru Katagiri, Mitukazu Hori 2025-10-21
12384148 Inkjet printing device and inkjet printing method Tomoyasu Okushima, Takaharu Yamamoto, Yuta Ikeda 2025-08-12
D1087100 Electronic device cover Tim Wall 2025-08-05
D1083936 Device cover Martin Gschwandtl, Bernhard Wildner 2025-07-15
D1050135 Device cover with keyboard accessory Martin Gschwandtl, Bernhard Wildner 2024-11-05
D1038876 Charging clip Manish Avinash Mantrawadi, Albert John Yu Sam Chua, Duane Everard Whyte, Sacha B. Holland 2024-08-13
D1037440 Syringe Takuya Suzuki, Shota Masuda, Yosuke Ikoma 2024-07-30
D1034586 Wearable device Bernhard Wildner 2024-07-09
D1034587 Wearable device Bernhard Wildner 2024-07-09
D1013551 Band for a wearable device — 2024-02-06
11880237 Wearable device with display Manish Avinash Mantrawadi, Douglas Wayne Moskowitz, Michael J. Flynn 2024-01-23 $449,980,000
11850847 Inkjet printing apparatus and inkjet printing method Tomoyasu Okushima, Yuta Ikeda 2023-12-26
11839749 Syringe cap, syringe with needle, and prefilled syringe formulation Rieko SHIOZAKI, Yuji Yamanaka, Taiji Horita, Kensuke Taniguchi 2023-12-12
D995330 Wearable device with a band Bernhard Wildner 2023-08-15
D987627 Wearable device Manish Avinash Mantrawadi, Martin Vogel, Kevin Li, Andrea Cloutier 2023-05-30
D981263 Band for a wearable device Bernhard Wildner 2023-03-21
D976916 Fob device Robert Brian Curtis 2023-01-31
11496646 Printing apparatus that restrains positional deviation and a printing method using the same Kazuki Fukui, Kunio Muraji 2022-11-08
D960150 Wearable device Bernhard Wildner 2022-08-09
D958739 Charging clip Maya Shirish Sathaye, Manish Avinash Mantrawadi 2022-07-26
D949720 Wearable device with a band Bernhard Wildner 2022-04-26
D937770 Charging clip Maya Shirish Sathaye, Manish Avinash Mantrawadi 2021-12-07
D923619 Electronic device Tim Wall 2021-06-29
10903612 Dock device with integrated clamp Maya Shirish Sathaye, Manish Avinash Mantrawadi, Douglas Wayne Moskowitz 2021-01-26 $288,265,000
D894198 Fob device Robert Brian Curtis 2020-08-25

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