Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Naoki Eisaki — 3 Patents

KIKikkoman: 3 patents #68 of 324Top 25%
Noda, JP: #56 of 223 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Naoki Eisaki has been granted 3 US patents while listed as an inventor at Kikkoman. The first was granted in 1999 and the most recent in February 2003. Naoki Eisaki ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Naoki Eisaki in Noda, JP.

Patents per Year

Patents granted per year, 1999 to 2003Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992000: 1 patents20002003: 1 patents2003

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6521304 Luminescent tool, its auxiliary member and method of preserving bioluminescent composition used in the tool and the auxiliary member Naoki Kajiyama, Ayumi Arai, Eiichi Nakano, Hiroki Tatsumi, Teruo Watarai +2 more 2003-02-18
6054305 Pyruvate orthophosphate dikinase gene, recombinant DNA, and process for producing pyruvate orthophosphate dikinase Hiroki Tatsumi, Tatsuo Horiuchi, Ayumu Nagahara 2000-04-25
5891659 Bioluminescent adenosine phosphate ester assay and reagent Seiji Murakami, Tatsuya Sakakibara, Motoo Nakajima, Kazuhiro Imai 1999-04-06