Inventor
KUMAGAI AKIRA
JP40 patents
⚠️ This page may combine multiple inventors who share the name “KUMAGAI AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KUMAGAI AKIRA
8 patentsUSD320677SOct 8, 1991
Gas mask
KUMAGAI AKIRA91 citations95
US8503729B2Aug 6, 2013
Image processing apparatus, image processing system, and image processing method
KUMAGAI AKIRA12 citations84
US8188776B2May 29, 2012
Phase-locked loop circuit
KUMAGAI AKIRA10 citations84
USD320868SOct 15, 1991
Gas mask
KUMAGAI AKIRA8 citations73
US8284269B2Oct 9, 2012
Image pickup apparatus
KUMAGAI AKIRA2 citations62
US8150243B2Apr 3, 2012
Heating process apparatus
KUMAGAI AKIRA3 citations60
US8683186B2Mar 25, 2014
Information device storing state restoration software
KUMAGAI AKIRA0 citations52
US8736696B2May 27, 2014
Image processing apparatus, imaging apparatus and image processing method
KUMAGAI AKIRA1 citations42
TOSHIBA KK
7 patentsUS7631274B2Dec 8, 2009
Information processing apparatus
TOSHIBA KK28 citations92
US7337313B2Feb 26, 2008
Information device, storage medium and initial state restoration method
TOSHIBA KK8 citations74
US9740564B2Aug 22, 2017
Information device storing data for system restoration
TOSHIBA KK2 citations73
US8862864B2Oct 14, 2014
Information device storing state restoration software
TOSHIBA KK1 citations63
US8356167B2Jan 15, 2013
Information device, storing predetermined state restoration software
TOSHIBA KK2 citations63
US7814306B2Oct 12, 2010
Information device, storage medium and initial state restoration method
TOSHIBA KK0 citations52
US9503670B2Nov 22, 2016
Electronic apparatus and display control method
TOSHIBA KK0 citations36
HITACHI LTD
5 patentsUS5726838AMar 10, 1998
Magnetic disc apparatus with head having magneto-resistance effect
HITACHI LTD23 citations92
US5051856ASep 24, 1991
Thin film magnetic head with mixed crystal structures
HITACHI LTD23 citations92
US4409079AOct 11, 1983
Method of metallizing sintered ceramics
HITACHI LTD23 citations79
US5872690AFeb 16, 1999
Magnetic transducer and magnetic recording device utilizing material in which undirectional anisotropy can be formed
HITACHI LTD10 citations74
US4623439ANov 18, 1986
Thin film of Ni-Co-Fe ternary alloy and process for producing the same
HITACHI LTD7 citations74
AGC INC
4 patentsUS12355140B2Jul 8, 2025
Antenna device
AGC INC1 citations62
US12362496B2Jul 15, 2025
Protective plate-equipped reflective member
AGC INC0 citations56
US12463684B2Nov 4, 2025
Reflect array and wireless communication apparatus
AGC INC0 citations50
US11949160B2Apr 2, 2024
Distributed antenna and distributed antenna system
AGC INC0 citations50
CANON ANELVA CORP
3 patentsUS7807553B2Oct 5, 2010
Substrate heating apparatus and semiconductor fabrication method
CANON ANELVA CORP7 citations71
US7981216B2Jul 19, 2011
Vacuum processing apparatus
CANON ANELVA CORP2 citations63
US7666763B2Feb 23, 2010
Nanosilicon semiconductor substrate manufacturing method and semiconductor circuit device using nanosilicon semiconductor substrate manufactured by the method
CANON ANELVA CORP4 citations61