Inventor · disambiguated record
Sakae Hayao
Also filed as: HAYAO SAKAE
9 granted patents·190 citations·filing 1994–2013
88Inventor score
Top patents by PatentIndex Score
9 records- 0190US5595223AInk refilling assemblyMITSUBISHI PENCIL CORP OF AMER·Filed 1995·Granted Jan 21, 1997·89 cites·11 claims
- 0280US5845682AApparatus for refilling an ink cartridgeMITSUBISHI PENCIL CORP OF AMER·Filed 1996·Granted Dec 8, 1998·46 cites·15 claims
- 0369US9994066B2Erasing implement and writing implement provided with erasing implementMITSUBISHI PENCIL CO·Filed 2013·Granted Jun 12, 2018·1 cites·2 claims
- 0465US5819627ADevice for making a hole in an ink cartridgeMITSUBISHI PENCIL CORP OF AMER·Filed 1997·Granted Oct 13, 1998·23 cites·4 claims
- 0557US5980029AInk refilling assemblyMITSUBISHI PENCIL CORP OF AMER·Filed 1996·Granted Nov 9, 1999·18 cites·7 claims
- 0638US6382862B2Application liquid reservoirMITSUBISHI PENCIL CO·Filed 2001·Granted May 7, 2002·0 cites·9 claims
- 0738US5784086AInk cartridge holding box for refillingMITSUBISHI PENCIL CORP OF AMER·Filed 1995·Granted Jul 21, 1998·6 cites·5 claims
- 0837US5487615ARibbon drive assembly for ribbon cartridgeSERCOMP CORP·Filed 1994·Granted Jan 30, 1996·4 cites·13 claims
- 0931US5513747AInk refill kitSERCOMP CORP·Filed 1995·Granted May 7, 1996·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →