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USPTO Patent Rankings Data through Dec 31, 2025
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Hirofumi Maruyama — 14 Patents

Sony: 7 patents #6,060 of 25,231Top 25%
TCTamagawa Seiki Co.: 4 patents #6 of 88Top 7%
HUHiroshima University: 2 patents #78 of 421Top 20%
JAJatco: 1 patents #458 of 871Top 55%
LCLapis Semiconductor Co.: 1 patents #173 of 349Top 50%
UNUnipres: 1 patents #21 of 67Top 35%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Hirofumi Maruyama has been granted 14 US patents while listed as an inventor at Sony. The first was granted in 2007 and the most recent in January 2025. Hirofumi Maruyama ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Hirofumi Maruyama in 小田切, JP.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12191872 R/D conversion method and R/D converter Hiroshi Kushihara, Ryohei Ushikusa, Shinichi Arai 2025-01-07
11253947 Magnet wire bonding method and bonding structure Hiroshi Kushihara, Kazuyuki Ishibashi, Shinichi Arai, Toshiki Muramatsu, Shinichi Hara +1 more 2022-02-22 $868,000
11226792 Trigonometric function calculating device Masato Yamazaki 2022-01-18
11190625 Reception device, data processing method, and transmission/reception system Satoshi Okada, Yuichi Hirayama 2021-11-30 $1,339,000
10631043 Receiving device and method, and communicating system Noriaki Ooishi, Yuichi Hirayama, Satoshi Okada 2020-04-21 $759,000
10389393 Reception device, receiving method, and program Tomoya Kojima, Yuichi Hirayama, Shigeru Sawai, Takashi Horiguti, Bostamam Anas 2019-08-20 $770,000
10084472 Phase modulation-type redundant two-phase-output resolver and signal output method thereof Hiroshi Kushihara, Kazuyuki Ishibashi, Katsutoshi Toyotake, Shinichi Arai, Toshiki Muramatsu 2018-09-25
9894890 Animal model and cell model developing amyotrophic lateral sclerosis Hideshi Kawakami, Hiroyuki Morino 2018-02-20
9800315 Reception apparatus, reception method, and program Takashi Yokokawa, Satoshi Okada 2017-10-24 $413,000
9434992 Diagnosis marker, diagnosis method and therapeutic agent for amyotrophic lateral sclerosis, and animal model and cell model developing amyotrophic lateral sclerosis Hideshi Kawakami, Hiroyuki Morino 2016-09-06
9020023 Reception device and reception method Katsumi Takaoka, Naoki Yoshimochi, Hidetoshi Kawauchi, Ryo Hasegawa 2015-04-28 $706,000
8576902 Receiving device and method, demodulating device and method, and program Ryo Hasegawa, Katsumi Takaoka 2013-11-05 $117,000
8576950 Reception apparatus, reception method, demodulation apparatus, demodulation method, and program Ryo Hasegawa, Katsumi Takaoka 2013-11-05 $117,000
7247114 Automatic transmission Takeshi Kaneda, Mitsumasa Yabutani 2007-07-24

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