Inventor · disambiguated record
Sumiaki Hirata
Also filed as: HIRATA SUMIAKI
16 granted patents·955 citations·filing 1984–1997
96Inventor score
Top patents by PatentIndex Score
16 records- 0197US5220380AControl system for copying machines with improved communication function for centralized control unitMINOLTA CAMERA KK·Filed 1992·Granted Jun 15, 1993·91 cites·9 claims
- 0296US5386271ACentralized control system for an image forming apparatus which employs fuzzy logic to identify abnormal conditionsMINOLTA CAMERA KK·Filed 1992·Granted Jan 31, 1995·77 cites·18 claims
- 0394US5424808AControl apparatus for copying machine with improved communication function for centralized control unitMINOLTA CAMERA KK·Filed 1993·Granted Jun 13, 1995·56 cites·10 claims
- 0493US5543892AImage forming apparatus connected to an information management apparatus through a communication lineMINOLTA CAMERA KK·Filed 1994·Granted Aug 6, 1996·51 cites·11 claims
- 0592US5491535AControl appartus of copying machine with improved communication function for centralized controlMINOLTA CAMERA KK·Filed 1994·Granted Feb 13, 1996·47 cites·22 claims
- 0692US5404199AControl apparatus of copying machine with improved communication function for centralized control unitMINOLTA CAMERA KK·Filed 1993·Granted Apr 4, 1995·50 cites·20 claims
- 0792US5257069ACopying machine control system controlling a plurality of copying machines through communication networkMINOLTA CAMERA KK·Filed 1992·Granted Oct 26, 1993·47 cites·8 claims
- 0890US5933675ACentralized control system for terminal deviceSANYO ELECTRIC COL LTD·Filed 1997·Granted Aug 3, 1999·56 cites·3 claims
- 0984US5631724ACentralized control system for terminal deviceSANYO ELECTRIC CO·Filed 1994·Granted May 20, 1997·95 cites·21 claims
- 1084US4597662ACopier start button with diagnostic informationMINOLTA CAMERA KK·Filed 1984·Granted Jul 1, 1986·25 cites·11 claims
- 1183US5216461AControl system for copying machine with improved communication function to centralized control unitMINOLTA CAMERA KK·Filed 1991·Granted Jun 1, 1993·62 cites·22 claims
- 1279US5890029ACopying maching control system with improved reliability of communication function among copying machines and centralized control unitMINOLTA CO LTD·Filed 1997·Granted Mar 30, 1999·74 cites·15 claims
- 1377US5677775AImage forming apparatus provided with a device for controlling communication with a central supervisory apparatusMINOLTA CO LTD·Filed 1994·Granted Oct 14, 1997·41 cites·18 claims
- 1476US5384622ASystem of controlling a plurality of copying machines interconnnected through a private branch exchangeMINOLTA CAMERA KK·Filed 1992·Granted Jan 24, 1995·71 cites·14 claims
- 1572US5708908ACopying machine control system with improved reliability of communication function among copying machiines and centralized control unitMINOLTA CO LTD·Filed 1995·Granted Jan 13, 1998·54 cites·15 claims
- 1672US5300980AControl apparatus of copying machine with improved communication function for centralized control unitMINOLTA CAMERA KK·Filed 1991·Granted Apr 5, 1994·58 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Sumiaki Hirata files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →