Inventor

NAKAMURA ASUMARU

JP3 patents

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

AGENCY IND SCIENCE TECHN

2 patents

US4830640AMay 16, 1989

Aromatic imide polymer hollow filaments

AGENCY IND SCIENCE TECHN30 citations91

US4938902AJul 3, 1990

Process for producing aromatic imide polymer hollow filaments

AGENCY IND SCIENCE TECHN8 citations72

UBE INDUSTRIES

1 patent

US4378324AMar 29, 1983

Process for preparing aromatic polyimide semipermeable membranes

UBE INDUSTRIES84 citations95