Inventor · disambiguated record
Tohru Kanno
Also filed as: KANNO TOHRU
47 granted patents·1 pending application·241 citations·filing 1993–2022
97Inventor score
Top patents by PatentIndex Score
48 records- 0188US9491327B2Photoelectric conversion element, image reading device, and image forming apparatusNAKAZAWA MASAMOTO·Filed 2015·Granted Nov 8, 2016·5 cites·10 claims
- 0288US6198349B1Variable gain amplifier having a maximum attenuation-factor limiting resistorRICOH KK·Filed 1999·Granted Mar 6, 2001·66 cites·12 claims
- 0384US7948661B2Image reading apparatus and image forming apparatus including the image reading apparatusRICOH CO LTD·Filed 2007·Granted May 24, 2011·8 cites·17 claims
- 0482US9781278B2Solid-state image sensor and image reading apparatusMIYOSHI YUUYA·Filed 2017·Granted Oct 3, 2017·4 cites·9 claims
- 0581US5408113AHigh sensitivity improved photoelectric imaging device with a high signal to noise ratioRICOH KK·Filed 1993·Granted Apr 18, 1995·69 cites·48 claims
- 0677US7782496B2Image signal processing circuit, image reading device, and image forming apparatusRICOH KK·Filed 2007·Granted Aug 24, 2010·5 cites·18 claims
- 0777US6564028B2Method of initializing an image reading deviceRICOH KK·Filed 2001·Granted May 13, 2003·15 cites·47 claims
- 0875US7821682B2Buffer circuit, image reading apparatus, and image forming apparatusRICOH KK·Filed 2007·Granted Oct 26, 2010·4 cites·18 claims
- 0974US9131183B2Image signal processing apparatus, image scanning apparatus and method for processing image signal, employing spread spectrum modulated clock signalMIYOSHI YUUYA·Filed 2011·Granted Sep 8, 2015·3 cites·14 claims
- 1074US8421508B2Spread spectrum clock generatorHIRAI KYOHKO·Filed 2012·Granted Apr 16, 2013·8 cites·5 claims
- 1174US8212908B2Timing generator and image scanning apparatusNAGASE MASAKI·Filed 2009·Granted Jul 3, 2012·4 cites·8 claims
- 1272US7375864B2Document reading apparatus and imaging apparatus implementing sameRICOH KK·Filed 2003·Granted May 20, 2008·10 cites·20 claims
- 1371US9019581B2Image processing apparatus and methodIZUMI TATSUO·Filed 2011·Granted Apr 28, 2015·2 cites·12 claims
- 1470US10652498B2Photoelectric conversion device, image capturing device, and photoelectric conversion methodRICOH CO LTD·Filed 2018·Granted May 12, 2020·1 cites·16 claims
- 1569US10582142B2Photoelectric conversion deviceRICOH CO LTD·Filed 2018·Granted Mar 3, 2020·1 cites·8 claims
- 1669US10212373B2Semiconductor integrated circuit and image capturing apparatusKAMEZAWA SHO·Filed 2018·Granted Feb 19, 2019·1 cites·6 claims
- 1769US8081100B2Read signal processor, image reading apparatus, and image forming apparatusKANNO TOHRU·Filed 2007·Granted Dec 20, 2011·3 cites·16 claims
- 1869US6606046B2Method and apparatus for digital-to-analog conversion with an effective pulse width modulationRICOH KK·Filed 2002·Granted Aug 12, 2003·14 cites·48 claims
- 1968US10446595B2Solid-state imaging deviceRICOH CO LTD·Filed 2016·Granted Oct 15, 2019·1 cites·18 claims
- 2067US10234891B2Semiconductor integrated circuit, and method for supplying clock signals in semiconductor integrated circuitKAMEZAWA SHO·Filed 2017·Granted Mar 19, 2019·2 cites·20 claims
- 2167US9762826B2Photoelectric conversion element, image reading device, image forming apparatus, and photoelectric conversion methodNAKAZAWA MASAMOTO·Filed 2015·Granted Sep 12, 2017·1 cites·10 claims
- 2267US8395821B2Image reading apparatusTSUKAHARA HAJIME·Filed 2009·Granted Mar 12, 2013·2 cites·15 claims
- 2366US10630968B2Solid-state image sensor and imaging apparatusRICOH CO LTD·Filed 2017·Granted Apr 21, 2020·1 cites·12 claims
- 2465US8395830B2Image reading signal processing IC, image reading apparatus, and image forming apparatusTSUKAHARA HAJIME·Filed 2007·Granted Mar 12, 2013·2 cites·11 claims
- 2562US9986185B2Semiconductor integrated circuit and image capturing apparatusKAMEZAWA SHO·Filed 2017·Granted May 29, 2018·1 cites·6 claims
- 2662US8773183B2Fractional PLL circuitWATABE YUJI·Filed 2012·Granted Jul 8, 2014·3 cites·4 claims
- 2761US10868057B2Solid-state imaging deviceRICOH CO LTD·Filed 2019·Granted Dec 15, 2020·0 cites·12 claims
- 2861US8957720B2Sampling clock generator circuit, and image reader and electronic device incorporating the sameMIYANISHI ISAMU·Filed 2012·Granted Feb 17, 2015·3 cites·7 claims
- 2958US10901453B2Semiconductor integrated circuit, and method for supplying clock signals in semiconductor integrated circuitRICOH CO LTD·Filed 2019·Granted Jan 26, 2021·0 cites·19 claims
- 3056US7209265B2Method, apparatus and computer program product for initializing image processing apparatusRICOH KK·Filed 2001·Granted Apr 24, 2007·2 cites·29 claims
- 3154US10566372B2Analog signal bus driving circuit and photoelectric conversion deviceRICOH CO LTD·Filed 2018·Granted Feb 18, 2020·0 cites·20 claims
- 3254US9781288B2Photoelectric conversion element, image reading device, and image forming apparatusRICOH CO LTD·Filed 2016·Granted Oct 3, 2017·0 cites·12 claims
- 3352US11973904B2Signal processing device, imaging device, reading device, image forming device, and signal processing methodSAKAGUCHI SHINJI·Filed 2022·Granted Apr 30, 2024·0 cites·12 claims
- 3448US8264747B2Image reading device and image reading methodNAGASE MASAKI·Filed 2008·Granted Sep 11, 2012·0 cites·4 claims
- 3546US10516844B2Image capturing device and image capturing methodRICOH CO LTD·Filed 2018·Granted Dec 24, 2019·0 cites·12 claims
- 3646US10217788B2Imaging deviceSAKAGUCHI SHINJI·Filed 2017·Granted Feb 26, 2019·0 cites·9 claims
- 3744US8451505B2Image reading device, image reading method, and image forming apparatus for correcting digital image signal using modulated reference signalNAGASE MASAKI·Filed 2010·Granted May 28, 2013·0 cites·8 claims
- 3844US2008068467A1Signal processing integrated circuit, image reading device, and image forming apparatusKANNO TOHRU·Filed 2007·Application pending·0 cites
- 3942US11009905B2Semiconductor integrated circuit and clock supply method including a sample and hold circuitRICOH CO LTD·Filed 2019·Granted May 18, 2021·0 cites·10 claims
- 4042US10824182B2Semiconductor integrated circuit and power supply deviceKAMEZAWA SHO·Filed 2019·Granted Nov 3, 2020·0 cites·11 claims
- 4140US10419625B2Photoelectric conversion device, image reading device and image forming apparatusKANNO TOHRU·Filed 2018·Granted Sep 17, 2019·0 cites·17 claims
- 4239US10250830B2Solid-state imaging device, image reading device, and image forming apparatusSAKAGUCHI SHINJI·Filed 2017·Granted Apr 2, 2019·0 cites·6 claims
- 4338US10250835B2Imaging device including pixel region having isolated region and shaded region and imaging system including imaging deviceKUDOH YUUSUKE·Filed 2017·Granted Apr 2, 2019·0 cites·9 claims
- 4438US8526066B2Analog processing circuit, analog integrated circuit device, image reading device, and image forming apparatusNAKAZAWA MASAMOTO·Filed 2008·Granted Sep 3, 2013·0 cites·6 claims
- 4538US8305663B2Signal generator, image reading device, and image forming apparatusNAGASE MASAKI·Filed 2008·Granted Nov 6, 2012·0 cites·6 claims
- 4636US10523164B2Semiconductor integrated circuitRICOH CO LTD·Filed 2018·Granted Dec 31, 2019·0 cites·20 claims
- 4730US10163739B2Solid-state imaging device and method for producing the sameMIYANISHI ISAMU·Filed 2017·Granted Dec 25, 2018·0 cites·19 claims
- 4829US9419616B2LVDS driverWADA YOHICHI·Filed 2014·Granted Aug 16, 2016·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Tohru Kanno 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 →