Inventor

DONO AKIRA

JP2 patents

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

HAGIWARA ZENJI

1 patent

US4959268ASep 25, 1990

Polymer containing amorphous aluminosilicate particles and process for producing the same

HAGIWARA ZENJI72 citations91

NISSAN MOTOR

1 patent

US5286929AFeb 15, 1994

Sound absorbing materials

NISSAN MOTOR31 citations90