Inventor
MASAKI HIROYUKI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “MASAKI HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAKKO CORP
10 patentsUSD620328SJul 27, 2010
Controller for soldering iron
HAKKO CORP21 citations92
USD467048SDec 10, 2002
Hand-held vacuum pick-up
HAKKO CORP26 citations92
US7679032B2Mar 16, 2010
Soldering or desoldering iron
HAKKO CORP19 citations84
US6833531B1Dec 21, 2004
Temperature adjusting device for a soldering iron
HAKKO CORP14 citations84
US6131791AOct 17, 2000
Soldering and desoldering device with improved pickup device
HAKKO CORP18 citations84
USD497527SOct 26, 2004
Controller for soldering iron
HAKKO CORP7 citations74
USD493342SJul 27, 2004
Controller for soldering iron
HAKKO CORP7 citations74
US10981241B2Apr 20, 2021
Solder handling apparatus
HAKKO CORP0 citations60
USD1066449SMar 11, 2025
Solder bath
HAKKO CORP0 citations59
US11313733B2Apr 26, 2022
Sensor and sensor assemblies for a thermometer
HAKKO CORP1 citations57
SEIKO INSTR INC
9 patentsUS5190047AMar 2, 1993
Photoelectric pulsation type pulsimeter
SEIKO INSTR INC37 citations92
US4785435ANov 15, 1988
Self-chargeable electronic timepiece with operating voltage checking
SEIKO INSTR INC31 citations91
US6830371B2Dec 14, 2004
High accuracy timepiece
SEIKO INSTR INC2 citations63
US6616328B1Sep 9, 2003
High accuracy timepiece
SEIKO INSTR INC2 citations63
US5386399AJan 31, 1995
Analogue electronic timepiece with chronographic function
SEIKO INSTR INC2 citations63
US4779248AOct 18, 1988
Electronic timepiece
SEIKO INSTR INC4 citations63
US4737944AApr 12, 1988
Electronic timepiece
SEIKO INSTR INC6 citations62
US6798718B1Sep 28, 2004
Sensor timepiece, sensor timepiece data input system and method, and computer readable recording medium
SEIKO INSTR INC1 citations52
US7808860B2Oct 5, 2010
Analog radio-controlled timepiece
SEIKO INSTR INC0 citations42