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

Toshiya Kai — 14 Patents

NINipro: 13 patents #7 of 473Top 2%
NINissho: 1 patents #65 of 171Top 40%
Osaka, JP: #3,177 of 24,344 inventorsTop 15%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Toshiya Kai has been granted 14 US patents while listed as an inventor at Nipro. The first was granted in 2001 and the most recent in April 2013. Toshiya Kai ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Toshiya Kai in Osaka, JP.

Patents per Year

Patents granted per year, 2001 to 2013Bar chart with a peak of 2 patents in 2001.peak 22001: 2 patents20012002: 2 patents20022004: 1 patents20042005: 1 patents20052007: 2 patents20072008: 2 patents20082009: 1 patents20092011: 2 patents20112013: 1 patents2013

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
8426451 Oral solid preparation and method of manufacturing the same Junichi Yokoe, Keisuke Nakajo, Naohisa Katayama 2013-04-23
7943570 Sugar chain-containing albumin, production method thereof and use thereof Keisuke Nakajou, Naohisa Katayama, Masaki Otagiri 2011-05-17
7893212 S-nitroso group-containing albumin, method for production, and anticancer agent Masaki Otagiri, Keisuke Nakajo, Naohisa Katayama 2011-02-22
7601201 Method of removing carbon monoxide from an oxygen carrier and apparatus for removing carbon monoxide Ippei Fukutomi, Naohisa Katayama, Takeshi Nizuka, Yoshinori Kida 2009-10-13
7417118 Pharmaceutical composition containing artificial oxygen carrier Naohisa Katayama, Yuko Azuma, Junichi Yokoe, Yoshinori Kida, Ippei Hukutomi +6 more 2008-08-26
7351800 Stabilized albumin preparations Masaki Otagiri, Makoto Sato 2008-04-01
7285379 Artificial oxygen carrier and production method thereof Eishun Tsuchida, Shinji Takeoka, Teruyuki Komatsu, Naohisa Katayama, Ippei Fukutomi +1 more 2007-10-23
7253259 Protein containing serum albumin domain Masaki Otagiri, Yoshinori Kida, Naohisa Katayama 2007-08-07
6923987 Solid preparation for dialysis and process for producing the same Kazuyuki Yamamoto, Kazutaka Fujiki, Makoto Sato 2005-08-02
6777052 Plastic container containing albumin solution Hideaki Murata, Makoto Sato 2004-08-17
6464977 Solid preparation for dialysis and process for producing the same Kazuyuki Yamamoto, Kazutaka Fujiki, Makoto Sato 2002-10-15
6407070 Solid pharmaceutical composition for dialysate containing sodium bicarbonate and a process for producing the same Kazuyuki Yamamoto, Kazutaka Fujiki, Hiroaki Kato, Makoto Sato 2002-06-18
6326010 Plastic vessel containing an albumin preparation Minoru Sano, Yoshihisa Hama, Masakazu Mameta 2001-12-04
6197936 Method for producing a plastic vessel containing an albumin preparation Minoru Sano, Yoshihisa Hama, Masakazu Mameta 2001-03-06