Hideyuki Ohyi — 3 Patents at Crestec

Hideyuki Ohyi has been granted 3 US patents while listed as an inventor at Crestec. The first was granted in 2009 and the most recent in July 2012. Hideyuki Ohyi ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hideyuki Ohyi in Tokyo, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
8232711	Surface emission type electron source and drawing device	Akira Kojima	2012-07-31
7929396	Electron beam applying apparatus and drawing apparatus	Takeshi Miyazaki, Takashi Obara	2011-04-19
7522510	Electron beam applying apparatus and drawing apparatus	Takeshi Miyazaki, Takashi Obara	2009-04-21

Hideyuki Ohyi — 3 Patents

Issued Patents All Time

Patent Widget