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USPTO Patent Rankings Data through Dec 31, 2025
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Ryo Okachi — 9 Patents

Abbott: 3 patents #1,985 of 5,509Top 40%
Machida, JP: #318 of 1,436 inventorsTop 25%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Ryo Okachi has been granted 9 US patents while listed as an inventor at Abbott. The first was granted in 1980 and the most recent in July 1988. Ryo Okachi ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Ryo Okachi in Machida, JP.

Patents per Year

Patents granted per year, 1980 to 1988Bar chart with a peak of 2 patents in 1980.peak 21980: 2 patents19801981: 1 patents19811982: 2 patents19821985: 1 patents19851987: 2 patents19871988: 1 patents1988

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4760060 3-heteroaralkylthio carbacephem compounds and antibacterial pharmaceutical composition Kenichi Mochida, Takehiro Ogasa, Junichi Shimada, Tadahi Hirata, Kiyoshi Sato 1988-07-26
4683220 Novel physiologically active substances K-26, a process for preparation thereof and a pharmaceutical composition containing the same Masayuki Yamato, Hiroshi Kase, Isao Kawamoto, Masaji Kasai, Kunikatsu Shirahata +4 more 1987-07-28
4640919 3-substituted carbacepem compounds having antibacterial effect Kenichi Mochida, Takehiro Ogasa, Junichi Shimada, Tadashi Hirata, Kiyoshi Sato 1987-02-03
4522812 Novel physiologically active substance K-4, a process for preparation thereof and a pharmaceutical composition containing the same Toshiro Koguchi, Hiroshi Kase, Isao Kawamoto, Masaji Kasai, Kunikatsu Shirahata +1 more 1985-06-11
4316957 Process for the production of 7-deazaadenosine and 7-deazainosine Takashi Nara, Isao Kawamoto, Tomoyasu Sato, Tetsuo Oka 1982-02-23 $9,967,000
4310661 Antibiotics XK-62-3 and XK-62-4 and process for production thereof Takao Iida, Kunikatsu Shirahata, Shinzo Ishii, Takashi Nara 1982-01-12
4298690 Antibiotics XK-62-3 and XK-62-4 and process for production thereof Takao Iida, Kunikatsu Shirahata, Shinzo Ishii, Takashi Nara 1981-11-03
4216308 Fortimicin factors D and KE compounds Takao Iida, Kunikatsu Shirahata, Isao Matsubara, Masahiro Sugimoto, Shinzo Ishii +1 more 1980-08-05 $3,676,000
4209612 Fortimicin factors KF and KG and process for production thereof Keiichi Takahashi, Takao Iida, Kunikatsu Shirahata, Masahiro Sugimoto, Shinzo Ishii +1 more 1980-06-24 $12,856,000