YK

Yosimitu Kaga

TO Tokai: 10 patents #9 of 68Top 15%
Overall (All Time): #526,790 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
D397497 Gas lighter 1998-08-25
5640948 Safety device for use with portable heater Tomio Nitta, Hideo Mifune, Masato Seki, Noriyuki Serizawa 1997-06-24
5598833 Safety device for use with portable heater Tomio Nitta, Hideo Mifune, Masato Seki, Noriyuki Serizawa 1997-02-04
5568805 Safety device for use with portable heater Tomio Nitta, Hideo Mifune, Masato Seki, Noriyuki Serizawa 1996-10-29
D369509 Portable cooking stove Katsuyoshi Okuda 1996-05-07
5462044 Safety device for use with portable heater Tomio Nitta, Hideo Mifune, Masato Seki, Noriyuki Serizawa 1995-10-31
D360557 Igniter Katsumi Ono 1995-07-25
5408987 Portable heater Hideo Mifune, Tomio Nitta, Masato Seki, Shinichi Okawa, Noriyuki Serizawa +2 more 1995-04-25
5240408 Gas lighter with safety device Kenjiro Uematsu, Masaki Saito 1993-08-31
5186618 Gas lighter with safety device Tsutomu Shike, Toshihiko Eguchi, Kazuhiko Suganuma 1993-02-16