Inventor

OBA HIROYUKI

JP23 patents

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

OBA HIROYUKI

KUREHA CHEMICAL IND CO LTD

Gas barrier film and production process thereof

Gas barrier film and production process thereof

Gas barrier film and production process thereof

Gas barrier laminate and production process thereof

Gas barrier film and production process thereof

Film selectively permeable to carbon dioxide gas and food packaging film comprising the same

Laminate and production process thereof

Composite deposited film and production process thereof

CANON KK

Image fixing apparatus

Image heating apparatus with driving roller having low thermal expansion coefficient outer layer

Process cartridge and image forming apparatus comprising charging means including a charge member and electroconductive particles

Image forming apparatus having charging rotatable member

Image forming apparatus

Image forming apparatus with variable speed charging member

Image forming apparatus

Image forming apparatus having variable/controlled timing for successive feeding of recording material at image transfer position

YAMAHA CORP

Tone generation system controlling the music system

Tone generation system

Tone generation system controlling the music system

KUREHA CORP

Film and process for producing the same

CATALYSTS & CHEM IND CO

Hydrocracking catalyst composition and method of making same

RENESAS ELECTRONICS CORP

Pulse phase difference detecting circuit and A/D converter using the same

OBA HIROYUKI

Developing device