Inventor · Kobe, JP

Satoshi Iwami

53Patents
18h-index
15Co-inventors
73Inventor score

Filing activity: Jul 13, 1995 → Jun 25, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5697856A Solid golf ball and process for producing the same Chemistry; Metallurgy 194 Expired
US6815521B2 Multi-piece golf ball Human Necessities 160 Expired
US6336872B1 Multi-piece solid golf ball Human Necessities 97 Expired
US6689860B2 Solid golf ball Human Necessities 96 Expired
US6805644B1 Three-piece solid golf ball Human Necessities 92 Expired
US5929171A Solid golf ball Human Necessities 78 Expired
US6686436B2 Solid golf ball Human Necessities 76 Expired
US6987159B2 Solid golf ball Human Necessities 67 Expired
US5919101A Solid golf ball Human Necessities 67 Expired
US6241625A Solid golf ball Human Necessities 61 Expired
US6454667B1 Golf ball with superior durability Human Necessities 50 Expired
US5713802A Golf ball having two-layer cover structure Chemistry; Metallurgy 49 Expired
US6315682A Multi-piece solid golf ball Human Necessities 44 Expired
US5722903A Golf ball Human Necessities 38 Expired
US7121959B1 Multi-piece solid golf ball Human Necessities 21 Expired
US6608127B1 Golf ball Human Necessities 20 Expired
US5795247A Solid golf ball Human Necessities 20 Expired
US6371869B1 Golf ball with core and surrounding cover Human Necessities 18 Expired
US6575850B1 Golf ball Human Necessities 16 Expired
USD382033S Golf ball General 14 Expired
US6488597B2 Golf ball Human Necessities 14 Expired
US7041012B2 Golf ball Human Necessities 11 Expired
US6620059B2 Multi-piece solid golf ball Human Necessities 9 Expired
US6663510B1 Solid golf ball Human Necessities 9 Expired
US6336870B1 Golf ball Human Necessities 8 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.