Inventor

KUMAGAE AKIRA

JP2 patents

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

YASKAWA DENKI SEISAKUSHO KK

1 patent

US6226192B1May 1, 2001

Three-level neutral point clamping type inverter circuit

YASKAWA DENKI SEISAKUSHO KK38 citations89

MITSUI CHEMICALS INC

1 patent

US7141631B2Nov 28, 2006

Non-conjugated cyclic diene, non-conjugated cyclic diene composition and method of producing polymer based on non-conjugated cyclic diene

MITSUI CHEMICALS INC6 citations57