Inventor
HANAWA HIROKI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “HANAWA HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO INSTR INC
4 patentsUS6461125B1Oct 8, 2002
Air pump, air chamber device using air pump, and wristwatch having air chamber device
SEIKO INSTR INC22 citations90
US7474274B2Jan 6, 2009
Display device and electronic device using the same
SEIKO INSTR INC3 citations61
US7453543B2Nov 18, 2008
Display device
SEIKO INSTR INC4 citations60
US7548219B2Jun 16, 2009
Display device
SEIKO INSTR INC0 citations39