Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hiroshi Kawabata — 40 Patents

NDNtt Docomo: 13 patents #221 of 1,706Top 15%
APApi: 13 patents #1 of 76Top 2%
CHChisso: 3 patents #265 of 833Top 35%
NCNippon Shokubai Co.: 3 patents #378 of 1,108Top 35%
CCCedars Sinai Medical Center: 3 patents #127 of 524Top 25%
KAKaneka: 2 patents #598 of 1,525Top 40%
UBUbe: 2 patents #3 of 72Top 5%
MCMitsubishi Chemical: 1 patents #1,786 of 3,022Top 60%
Overall (All Time): #78,057 of 4,157,543Top 2%
40 Patents All Time
Hiroshi Kawabata has been granted 40 US patents while listed as an inventor at Api. The first was granted in 1981 and the most recent in April 2025. Hiroshi Kawabata ranks #78,057 of 4,157,543 US inventors in our database (top 1.9%). Patent records list Hiroshi Kawabata in Tokyo, CA, JP.

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12270060 Production method for L-cyclic amino acids Masaharu Mizutani, Ryoma Miyake 2025-04-08
12258593 Hydrolase and method for producing (1S,2S)-1-alkoxycarbonyl-2-vinylcyclopropane carboxylic acid using same Toyokazu Yoshida, Koichi Ishida, Ryoma Miyake, Takanobu Iura 2025-03-25
12173330 Method for producing hydroxy-L-pipecolic acid Ryoma Miyake 2024-12-24
12091390 Rosuvastatin calcium and process for producing intermediate thereof Naoyuki Watanabe, Tomoko Maeda, Yasumasa Dekishima, Masaki NAGAHAMA 2024-09-17
11591577 Method for producing hydroxy-L-pipecolic acid Ryoma Miyake 2023-02-28
11572551 Hydrolase and method for producing (1S,2S)-1-alkoxycarbonyl-2-vinylcyclopropane carboxylic acid using same Toyokazu Yoshida, Koichi Ishida, Ryoma Miyake, Takanobu Iura 2023-02-07
11136560 Pipecolinic acid 4-hydroxylase and method for producing 4-hydroxy amino acid using same Makoto Hibi, Jun Ogawa, Ryoma Miyake 2021-10-05
10954539 Method for producing hydroxy-L-pipecolic acid Ryoma Miyake 2021-03-23
10377722 Rosuvastatin calcium and process for producing intermediate thereof Naoyuki Watanabe, Tomoko Maeda, Yasumasa Dekishima, Masaki NAGAHAMA, Kosuke ITO 2019-08-13
10208203 Monomer composition containing unsaturated polyalkylene glycol ether-based monomer, method for producing composition thereof, polymer obtained using composition thereof, and method for producing polymer thereof 2019-02-19
10071958 Method for producing alpha-substituted cysteine or salt thereof or synthetic intermediate of alpha-substituted cysteine Yuuki Asuma, Hisatoshi Uehara, Tomoko Maeda, Yasuyo Saito, Ryoma Miyake 2018-09-11
9969988 Pipecolinic acid 4-hydroxylase and method for producing 4-hydroxy amino acid using same Makoto Hibi, Jun Ogawa, Ryoma Miyake 2018-05-15
9850378 Monomer composition containing unsaturated polyalkylene glycol ether-based monomer, method for producing composition thereof, polymer obtained using composition thereof, and method for producing polymer thereof 2017-12-26
9512452 L-lysine hydroxylase and production method for hydroxy-L-lysine and hydroxy-L-pipecolic acid using same Kuniki Kino, Ryotaro Hara, Ryoma Miyake 2016-12-06
9334509 Hydrolase protein Ryoma Miyake, Kuniko Asada, Ryouhei Katou 2016-05-10
9079797 Method for producing polycarboxylic acid copolymer and copolymer composition for cement admixture Noboru Sakamoto 2015-07-14
9061991 Method for producing 1-amino-1-alkoxycarbonyl-2-vinylcyclopropane Yuuki Asuma, Tatsuya Suzuki, Jun Takehara, Tsugihiko Hidaka, Kuniko Asada +2 more 2015-06-23
9029107 Hydrolase protein Ryoma Miyake, Kuniko Asada, Ryouhei Katou 2015-05-12
8374647 Mobile terminal device, contact-less card function management system and contact-less card function acquisition system Tomohiro Ando, Satoshi Washio 2013-02-12 $204,000
8281391 Contents transmission method and contents transmission system Kazuhiro Yamada, Nobuyuki Watanabe, Masayuki Tsuda, Dai Kamiya, Mao Asai +4 more 2012-10-02 $195,000
8166291 System for managing program applications storable in a mobile terminal Takeshi Natsuno, Masaaki Yamamoto, Satoshi Washio 2012-04-24 $271,000
8140846 System for managing program applications storable in a mobile terminal Takeshi Natsuno, Masaaki Yamamoto, Satoshi Washio 2012-03-20 $146,000
8015616 Contents transmission method and contents transmission system Kazuhiro Yamada, Nobuyuki Watanabe, Masayuki Tsuda, Dai Kamiya, Mao Asai +4 more 2011-09-06 $193,000
8010095 System for managing program applications storable in a mobile terminal Takeshi Natsuno, Masaaki Yamamoto, Satoshi Washio 2011-08-30 $158,000
8001375 Mobile device, and access control method Yasunori Hattori, Hisashi Yoshinaga, Satoshi Washio 2011-08-16 $220,000