Inventor

FUJIWARA TOORU

JP6 patents

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

TSUBAKIMOTO CHAIN CO

2 patents

US4302197ANov 24, 1981

Toothed belt

TSUBAKIMOTO CHAIN CO41 citations90

US6203886B1Mar 20, 2001

Skew-toothed belt and method for manufacturing the same

TSUBAKIMOTO CHAIN CO7 citations67

YAMAMOTO HIROSHI

2 patents

US8404385B2Mar 26, 2013

Mixed carbon material including graphite powder cores and surface carbon material on a surface thereof and negative electrode for nonaqueous secondary battery

YAMAMOTO HIROSHI2 citations61

US8501047B2Aug 6, 2013

Mixed carbon material and negative electrode for a nonaqueous secondary battery

YAMAMOTO HIROSHI1 citations51

CHUO DENKI KOGYO CO LTD

1 patent

US8038977B2Oct 18, 2011

Carbon powder suitable as a negative electrode material for nonaqueous secondary batteries

CHUO DENKI KOGYO CO LTD1 citations49

FUJIWARA TOORU

1 patent

US8394530B2Mar 12, 2013

Carbon material and a process for its manufacture

FUJIWARA TOORU0 citations43