Inventor

SEKIYA YOSHIMITSU

JP3 patents

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

MAEKAWA SEISAKUSHO KK

2 patents

US7347301B2Mar 25, 2008

Lubricant supply system and operating method of multisystem lubrication screw compressor

MAEKAWA SEISAKUSHO KK18 citations76

US7540171B2Jun 2, 2009

Cryogenic liquefying/refrigerating method and system

MAEKAWA SEISAKUSHO KK5 citations59

NIPPON PILLAR PACKING

1 patent

US6325382B1Dec 4, 2001

Non-contact type mechanical seal

NIPPON PILLAR PACKING67 citations90