HM

Hiroaki Matsui

Ricoh Company: 2 patents #128 of 684Top 20%
YA Yazaki: 1 patents #138 of 294Top 50%
Overall (2003): #29,653 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6573450 Waterproof structure for terminal portion of electric wire provided on housing body for electric components Satoshi Saito, Daiji Hotta, Yoshihide Tsukamoto 2003-06-03
6524377 Reversible thermosensitive coloring composition and recording material using the composition and recording method using the recording material Masafumi Torii, Masaru Shimada 2003-02-25
6503868 Reversible thermosensitive coloring composition and recording material using the composition and recording method using the recording material Masafumi Torii, Masaru Shimada 2003-01-07