Inventor · disambiguated record
Ivan Sheiham
Also filed as: SHEIHAM IVAN
9 granted patents·1 pending application·53 citations·filing 1992–2003
86Inventor score
Top patents by PatentIndex Score
10 records- 0164US5476829APressure-sensitive copying materialWIGGINS TEAPE GROUP LTD·Filed 1994·Granted Dec 19, 1995·12 cites·12 claims
- 0251US5605874APressure-sensitive copying materialWIGGINS TEAPE GROUP LTD·Filed 1995·Granted Feb 25, 1997·10 cites·15 claims
- 0349US5472489ASolvent compositions for use in pressure-sensitive copying paperWIGGINS TEAPE GROUP LTD·Filed 1993·Granted Dec 5, 1995·11 cites·10 claims
- 0443US5811367APressure-sensitive copying materialWIGGINS TEAPE GROUP LTD·Filed 1996·Granted Sep 22, 1998·5 cites·13 claims
- 0542US5281266ASolvent compositions for use in pressure-sensitive copying paperWIGGINS TEAPE GROUP LTD·Filed 1992·Granted Jan 25, 1994·8 cites·11 claims
- 0641US5478380AChromogenic composition for use in pressure-sensitive record materialWIGGINS TEAPE GROUP LTD·Filed 1993·Granted Dec 26, 1995·4 cites·20 claims
- 0733US2007059526A1Microcapsules for the production of storage-stable unsaturated polymer compositionsLIENERT KLAUS-WILHELM·Filed 2003·Application pending·0 cites
- 0832US5364830ARecord material using vinyl carbinol color formersWIGGINS TEAPE GROUP LTD·Filed 1993·Granted Nov 15, 1994·1 cites·10 claims
- 0930US6103662APressure-sensitive copying paperARJO WIGGINS LTD·Filed 1998·Granted Aug 15, 2000·2 cites·14 claims
- 1019US6509295B1Record material for pressure-sensitive copying systemsARJO WIGGINS LTD·Filed 1998·Granted Jan 21, 2003·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →