Assignee
CHANG SHIH HO
TW·7 granted patents·1 pending application·151 citations·filing 1984–2024
Top patents by PatentIndex Score
8 records- 0184US4628572AClip structureCHANG SHIH HO·Filed 1984·Granted Dec 16, 1986·40 cites·14 claims
- 0272US5312082AClipboard having a whistle integrally formed therewithCHANG SHIH HO·Filed 1993·Granted May 17, 1994·29 cites·3 claims
- 0372US5180133AClipboard having a calculator mounted thereonCHANG SHIH HO·Filed 1991·Granted Jan 19, 1993·32 cites·6 claims
- 0468US4948172ACombined clip board and pen holderCHANG SHIH HO·Filed 1989·Granted Aug 14, 1990·21 cites·1 claims
- 0564US4763389AClipboard structureCHANG SHIH HO·Filed 1987·Granted Aug 16, 1988·18 cites·1 claims
- 0657US2026055707A1Rotary steam engineCHANG SHIH HO·Filed 2024·Application pending·0 cites
- 0752US11697993B1Rotary engineCHANG SHIH HO·Filed 2022·Granted Jul 11, 2023·0 cites·16 claims
- 0851US4745662AEasily assembled clipCHANG SHIH HO·Filed 1987·Granted May 24, 1988·11 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →