Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Evren Asma

Canon: 18 patents #3,676 of 19,416Top 20%
GE: 10 patents #3,350 of 36,430Top 10%
TSToshiba Medical Systems: 3 patents #374 of 1,088Top 35%
MDMorpho Detection: 2 patents #32 of 132Top 25%
HLHammersmith Imanet Limited: 1 patents #14 of 39Top 40%
Vernon Hills, IL: #21 of 549 inventorsTop 4%
Illinois: #1,732 of 84,256 inventorsTop 3%
Overall (All Time): #105,627 of 4,157,543Top 3%
33 Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
12318232 Pet reconstruction for adjustable pet system Wenyuan Qi, Kent C. Burr, Yi Qiang, Jeffrey KOLTHAMMER 2025-06-03
12178631 Apparatus and method for medical image reconstruction using deep learning to improve image quality in positron emission tomography (PET) Chung Chan, Jian Zhou 2024-12-31
12159330 Event property-dependent point spread function modeling and image reconstruction for PET Wenyuan Qi, Qiang Yi, Li YANG, Peng Peng 2024-12-03
12073538 Neural network for improved performance of medical imaging systems Chung Chan, Li YANG, Wenyuan Qi, Jeffrey KOLTHAMMER, Yi Qiang 2024-08-27
11982779 Method and apparatus for guided pairing of multi-coincidences for time of flight positron emission tomography Wenyuan Qi, Yi Qiang, Peng Peng, Jeffrey KOLTHAMMER 2024-05-14
11961209 Noise to noise ensemble learning for pet and CT image and data denoising Chung Chan, Jian Zhou 2024-04-16
11835669 Method and system for PET detector efficiency normalization Wenyuan Qi, Yi Qiang, Xiaoli Li, Li YANG, Peng Peng +1 more 2023-12-05
11801029 Apparatus and method for medical image reconstruction using deep learning to improve image quality in positron emission tomography (PET) Chung Chan, Jian Zhou 2023-10-31
11786205 Apparatus and method for medical image reconstruction using deep learning to improve image quality in positron emission tomography (PET) Chung Chan, Jian Zhou 2023-10-17
11759162 Total SPECT scatter estimation and correction using radiative transfer equation Wenyuan Qi, Yujie Lu, Ryo OKUDA, Manabu Teshigawara, Jeffrey KOLTHAMMER 2023-09-19
11276209 Method and apparatus for scatter estimation in positron emission tomography Wenyuan Qi, Yujie Lu, Yi Qiang, Jeffrey KOLTHAMMER, Zhou Yu 2022-03-15
11250599 Method of regularization design and parameter tuning for dynamic positron emission tomography image reconstruction Li YANG, Wenyuan Qi 2022-02-15
11249206 Method and system for PET detector efficiency normalization Wenyuan Qi, Yi Qiang, Xiaoli Li, Li YANG, Peng Peng +1 more 2022-02-15
11234666 Apparatus and method for medical image reconstruction using deep learning to improve image quality in position emission tomography (PET) Chung Chan, Jian Zhou 2022-02-01
11096633 Positron emission tomography scanner with axially-adjustable detector module rings Wenyuan Qi, Yi Qiang, Jeffrey KOLTHAMMER 2021-08-24
11049294 Activity-dependent, spatially-varying regularization parameter design for regularized image reconstruction Li YANG, Wenyuan Qi, Chung Chan 2021-06-29
10743830 Method and apparatus for scatter correction in position emission tomography (PET) imaging by performing a short PET scan in an extended region to estimate scatter coming from outside of the field of view (FOV) Wenyuan Qi, Chung Chan, Li YANG 2020-08-18
10354417 Medical image processing apparatus and medical image diagnosis apparatus and medical image processing method Jian Zhou, Wenli Wang 2019-07-16
10310098 Determine position of scattered events in pixelated gamma detector using inverse energy weighting Yi Qiang, Xiaoli Li 2019-06-04
9916670 Fast, efficient, and list-mode compatible tomographic image reconstruction using a novel quadratic surrogate Jian Zhou, Wenli Wang 2018-03-13
9799126 Apparatus and method for robust non-local means filtering of tomographic images Wenyuan Qi, Xiaofeng Niu, Wenli Wang, Ting Xia 2017-10-24
9595121 Systems and methods for PET penalized-likelihood image reconstruction with spatially varying smoothing parameters Sangtae Ahn, Ravindra Mohan Manjeshwar, Steven Ross 2017-03-14
9256967 Systems and methods for partial volume correction in PET penalized-likelihood image reconstruction Sangtae Ahn, Ravindra Mohan Manjeshwar, Steven Ross 2016-02-09
8903152 Methods and systems for enhanced tomographic imaging Ravindra Mohan Manjeshwar, Steven Ross, Sangtae Ahn, David Erik Chevalier 2014-12-02
8575555 Nuclear medicine imaging system and method using multiple types of imaging detectors Kristen Ann Wangerin, Jorge Uribe, Ravindra Mohan Manjeshwar 2013-11-05