Inventor

UMEDA AKIHIRO

JP3 patents

⚠️ This page may combine multiple inventors who share the name “UMEDA AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI SEIKO LIMITED

1 patent

US5909985AJun 8, 1999

Drill having plate-like cutter member fixed at proximal end to shank and having cutting edge at distal portion

FUJI SEIKO LIMITED29 citations87

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

US6931204B2Aug 16, 2005

Vacuum heat insulator, hot insulating device using vacuum heat insulator, and electric water heater

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations81

NAKAJIMA KEIZO

1 patent

US8519305B2Aug 27, 2013

Polymer heating element

NAKAJIMA KEIZO5 citations66